28839564

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 120

約数和(自身を含む): 83670048

約数和(自身を除く): 54830484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 41, 52, 54, 78, 81, 82, 108, 117, 123, 156, 162, 164, 167, 234, 246, 324, 334, 351, 369, 468, 492, 501, 533, 668, 702, 738, 1002, 1053, 1066, 1107, 1404, 1476, 1503, 1599, 2004, 2106, 2132, 2171, 2214, 3006, 3198, 3321, 4212, 4342, 4428, 4509, 4797, 6012, 6396, 6513, 6642, 6847, 8684, 9018, 9594, 13026, 13284, 13527, 13694, 14391, 18036, 19188, 19539, 20541, 26052, 27054, 27388, 28782, 39078, 41082, 43173, 54108, 57564, 58617, 61623, 78156, 82164, 86346, 89011, 117234, 123246, 172692, 175851, 178022, 184869, 234468, 246492, 267033, 351702, 356044, 369738, 534066, 554607, 703404, 739476, 801099, 1068132, 1109214, 1602198, 2218428, 2403297, 3204396, 4806594, 7209891, 9613188, 14419782, 28839564]

約数ペア:

[(1, 28839564), (2, 14419782), (3, 9613188), (4, 7209891), (6, 4806594), (9, 3204396), (12, 2403297), (13, 2218428), (18, 1602198), (26, 1109214), (27, 1068132), (36, 801099), (39, 739476), (41, 703404), (52, 554607), (54, 534066), (78, 369738), (81, 356044), (82, 351702), (108, 267033), (117, 246492), (123, 234468), (156, 184869), (162, 178022), (164, 175851), (167, 172692), (234, 123246), (246, 117234), (324, 89011), (334, 86346), (351, 82164), (369, 78156), (468, 61623), (492, 58617), (501, 57564), (533, 54108), (668, 43173), (702, 41082), (738, 39078), (1002, 28782), (1053, 27388), (1066, 27054), (1107, 26052), (1404, 20541), (1476, 19539), (1503, 19188), (1599, 18036), (2004, 14391), (2106, 13694), (2132, 13527), (2171, 13284), (2214, 13026), (3006, 9594), (3198, 9018), (3321, 8684), (4212, 6847), (4342, 6642), (4428, 6513), (4509, 6396), (4797, 6012)]