15940308

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 22585452

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 179, 181, 246, 358, 362, 492, 537, 543, 716, 724, 1074, 1086, 2148, 2172, 7339, 7421, 14678, 14842, 22017, 22263, 29356, 29684, 32399, 44034, 44526, 64798, 88068, 89052, 97197, 129596, 194394, 388788, 1328359, 2656718, 3985077, 5313436, 7970154, 15940308]

約数ペア:

[(1, 15940308), (2, 7970154), (3, 5313436), (4, 3985077), (6, 2656718), (12, 1328359), (41, 388788), (82, 194394), (123, 129596), (164, 97197), (179, 89052), (181, 88068), (246, 64798), (358, 44526), (362, 44034), (492, 32399), (537, 29684), (543, 29356), (716, 22263), (724, 22017), (1074, 14842), (1086, 14678), (2148, 7421), (2172, 7339)]