15957684

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 42398720

約数和(自身を除く): 26441036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 124, 158, 181, 186, 237, 279, 316, 362, 372, 474, 543, 558, 711, 724, 948, 1086, 1116, 1422, 1629, 2172, 2449, 2844, 3258, 4898, 5611, 6516, 7347, 9796, 11222, 14299, 14694, 16833, 22041, 22444, 28598, 29388, 33666, 42897, 44082, 50499, 57196, 67332, 85794, 88164, 100998, 128691, 171588, 201996, 257382, 443269, 514764, 886538, 1329807, 1773076, 2659614, 3989421, 5319228, 7978842, 15957684]

約数ペア:

[(1, 15957684), (2, 7978842), (3, 5319228), (4, 3989421), (6, 2659614), (9, 1773076), (12, 1329807), (18, 886538), (31, 514764), (36, 443269), (62, 257382), (79, 201996), (93, 171588), (124, 128691), (158, 100998), (181, 88164), (186, 85794), (237, 67332), (279, 57196), (316, 50499), (362, 44082), (372, 42897), (474, 33666), (543, 29388), (558, 28598), (711, 22444), (724, 22041), (948, 16833), (1086, 14694), (1116, 14299), (1422, 11222), (1629, 9796), (2172, 7347), (2449, 6516), (2844, 5611), (3258, 4898)]