28713204

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 120

約数和(自身を含む): 85804488

約数和(自身を除く): 57091284

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 81, 102, 108, 117, 153, 156, 162, 204, 221, 234, 306, 324, 351, 401, 442, 459, 468, 612, 663, 702, 802, 884, 918, 1053, 1203, 1326, 1377, 1404, 1604, 1836, 1989, 2106, 2406, 2652, 2754, 3609, 3978, 4212, 4812, 5213, 5508, 5967, 6817, 7218, 7956, 10426, 10827, 11934, 13634, 14436, 15639, 17901, 20451, 20852, 21654, 23868, 27268, 31278, 32481, 35802, 40902, 43308, 46917, 61353, 62556, 64962, 71604, 81804, 88621, 93834, 122706, 129924, 140751, 177242, 184059, 187668, 245412, 265863, 281502, 354484, 368118, 422253, 531726, 552177, 563004, 736236, 797589, 844506, 1063452, 1104354, 1595178, 1689012, 2208708, 2392767, 3190356, 4785534, 7178301, 9571068, 14356602, 28713204]

約数ペア:

[(1, 28713204), (2, 14356602), (3, 9571068), (4, 7178301), (6, 4785534), (9, 3190356), (12, 2392767), (13, 2208708), (17, 1689012), (18, 1595178), (26, 1104354), (27, 1063452), (34, 844506), (36, 797589), (39, 736236), (51, 563004), (52, 552177), (54, 531726), (68, 422253), (78, 368118), (81, 354484), (102, 281502), (108, 265863), (117, 245412), (153, 187668), (156, 184059), (162, 177242), (204, 140751), (221, 129924), (234, 122706), (306, 93834), (324, 88621), (351, 81804), (401, 71604), (442, 64962), (459, 62556), (468, 61353), (612, 46917), (663, 43308), (702, 40902), (802, 35802), (884, 32481), (918, 31278), (1053, 27268), (1203, 23868), (1326, 21654), (1377, 20852), (1404, 20451), (1604, 17901), (1836, 15639), (1989, 14436), (2106, 13634), (2406, 11934), (2652, 10827), (2754, 10426), (3609, 7956), (3978, 7218), (4212, 6817), (4812, 5967), (5213, 5508)]