251717076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3109}}^1$

素因数の和:3305

約数の個数: 72

約数和(自身を含む): 689412360

約数和(自身を除く): 437695284

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 234, 346, 468, 519, 692, 1038, 1557, 2076, 2249, 3109, 3114, 4498, 6218, 6228, 6747, 8996, 9327, 12436, 13494, 18654, 20241, 26988, 27981, 37308, 40417, 40482, 55962, 80834, 80964, 111924, 121251, 161668, 242502, 363753, 485004, 537857, 727506, 1075714, 1455012, 1613571, 2151428, 3227142, 4840713, 6454284, 6992141, 9681426, 13984282, 19362852, 20976423, 27968564, 41952846, 62929269, 83905692, 125858538, 251717076]

約数ペア:

[(1, 251717076), (2, 125858538), (3, 83905692), (4, 62929269), (6, 41952846), (9, 27968564), (12, 20976423), (13, 19362852), (18, 13984282), (26, 9681426), (36, 6992141), (39, 6454284), (52, 4840713), (78, 3227142), (117, 2151428), (156, 1613571), (173, 1455012), (234, 1075714), (346, 727506), (468, 537857), (519, 485004), (692, 363753), (1038, 242502), (1557, 161668), (2076, 121251), (2249, 111924), (3109, 80964), (3114, 80834), (4498, 55962), (6218, 40482), (6228, 40417), (6747, 37308), (8996, 27981), (9327, 26988), (12436, 20241), (13494, 18654)]