28875132

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 88058880

約数和(自身を除く): 59183748

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 71, 78, 79, 99, 117, 132, 142, 143, 156, 158, 198, 213, 234, 237, 284, 286, 316, 396, 426, 429, 468, 474, 572, 639, 711, 781, 852, 858, 869, 923, 948, 1027, 1278, 1287, 1422, 1562, 1716, 1738, 1846, 2054, 2343, 2556, 2574, 2607, 2769, 2844, 3081, 3124, 3476, 3692, 4108, 4686, 5148, 5214, 5538, 5609, 6162, 7029, 7821, 8307, 9243, 9372, 10153, 10428, 11076, 11218, 11297, 12324, 14058, 15642, 16614, 16827, 18486, 20306, 22436, 22594, 28116, 30459, 31284, 33228, 33654, 33891, 36972, 40612, 45188, 50481, 60918, 61699, 67308, 67782, 72917, 91377, 100962, 101673, 121836, 123398, 135564, 145834, 182754, 185097, 201924, 203346, 218751, 246796, 291668, 365508, 370194, 406692, 437502, 555291, 656253, 740388, 802087, 875004, 1110582, 1312506, 1604174, 2221164, 2406261, 2625012, 3208348, 4812522, 7218783, 9625044, 14437566, 28875132]

約数ペア:

[(1, 28875132), (2, 14437566), (3, 9625044), (4, 7218783), (6, 4812522), (9, 3208348), (11, 2625012), (12, 2406261), (13, 2221164), (18, 1604174), (22, 1312506), (26, 1110582), (33, 875004), (36, 802087), (39, 740388), (44, 656253), (52, 555291), (66, 437502), (71, 406692), (78, 370194), (79, 365508), (99, 291668), (117, 246796), (132, 218751), (142, 203346), (143, 201924), (156, 185097), (158, 182754), (198, 145834), (213, 135564), (234, 123398), (237, 121836), (284, 101673), (286, 100962), (316, 91377), (396, 72917), (426, 67782), (429, 67308), (468, 61699), (474, 60918), (572, 50481), (639, 45188), (711, 40612), (781, 36972), (852, 33891), (858, 33654), (869, 33228), (923, 31284), (948, 30459), (1027, 28116), (1278, 22594), (1287, 22436), (1422, 20306), (1562, 18486), (1716, 16827), (1738, 16614), (1846, 15642), (2054, 14058), (2343, 12324), (2556, 11297), (2574, 11218), (2607, 11076), (2769, 10428), (2844, 10153), (3081, 9372), (3124, 9243), (3476, 8307), (3692, 7821), (4108, 7029), (4686, 6162), (5148, 5609), (5214, 5538)]