28912104

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 94348800

約数和(自身を除く): 65436696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 23, 24, 26, 34, 36, 39, 46, 51, 52, 68, 69, 72, 78, 79, 92, 102, 104, 117, 136, 138, 153, 156, 158, 184, 204, 207, 221, 234, 237, 276, 299, 306, 312, 316, 391, 408, 414, 442, 468, 474, 552, 598, 612, 632, 663, 711, 782, 828, 884, 897, 936, 948, 1027, 1173, 1196, 1224, 1326, 1343, 1422, 1564, 1656, 1768, 1794, 1817, 1896, 1989, 2054, 2346, 2392, 2652, 2686, 2691, 2844, 3081, 3128, 3519, 3588, 3634, 3978, 4029, 4108, 4692, 5083, 5304, 5372, 5382, 5451, 5688, 6162, 7038, 7176, 7268, 7956, 8058, 8216, 9243, 9384, 10166, 10744, 10764, 10902, 12087, 12324, 14076, 14536, 15249, 15912, 16116, 16353, 17459, 18486, 20332, 21528, 21804, 23621, 24174, 24648, 28152, 30498, 30889, 32232, 32706, 34918, 36972, 40664, 43608, 45747, 47242, 48348, 52377, 60996, 61778, 65412, 69836, 70863, 73944, 91494, 92667, 94484, 96696, 104754, 121992, 123556, 130824, 139672, 141726, 157131, 182988, 185334, 188968, 209508, 212589, 247112, 278001, 283452, 314262, 365976, 370668, 401557, 419016, 425178, 556002, 566904, 628524, 741336, 803114, 850356, 1112004, 1204671, 1257048, 1606228, 1700712, 2224008, 2409342, 3212456, 3614013, 4818684, 7228026, 9637368, 14456052, 28912104]

約数ペア:

[(1, 28912104), (2, 14456052), (3, 9637368), (4, 7228026), (6, 4818684), (8, 3614013), (9, 3212456), (12, 2409342), (13, 2224008), (17, 1700712), (18, 1606228), (23, 1257048), (24, 1204671), (26, 1112004), (34, 850356), (36, 803114), (39, 741336), (46, 628524), (51, 566904), (52, 556002), (68, 425178), (69, 419016), (72, 401557), (78, 370668), (79, 365976), (92, 314262), (102, 283452), (104, 278001), (117, 247112), (136, 212589), (138, 209508), (153, 188968), (156, 185334), (158, 182988), (184, 157131), (204, 141726), (207, 139672), (221, 130824), (234, 123556), (237, 121992), (276, 104754), (299, 96696), (306, 94484), (312, 92667), (316, 91494), (391, 73944), (408, 70863), (414, 69836), (442, 65412), (468, 61778), (474, 60996), (552, 52377), (598, 48348), (612, 47242), (632, 45747), (663, 43608), (711, 40664), (782, 36972), (828, 34918), (884, 32706), (897, 32232), (936, 30889), (948, 30498), (1027, 28152), (1173, 24648), (1196, 24174), (1224, 23621), (1326, 21804), (1343, 21528), (1422, 20332), (1564, 18486), (1656, 17459), (1768, 16353), (1794, 16116), (1817, 15912), (1896, 15249), (1989, 14536), (2054, 14076), (2346, 12324), (2392, 12087), (2652, 10902), (2686, 10764), (2691, 10744), (2844, 10166), (3081, 9384), (3128, 9243), (3519, 8216), (3588, 8058), (3634, 7956), (3978, 7268), (4029, 7176), (4108, 7038), (4692, 6162), (5083, 5688), (5304, 5451), (5372, 5382)]