12978712

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 25239600

約数和(自身を除く): 12260888

約数列:

[1, 2, 4, 8, 37, 74, 148, 163, 269, 296, 326, 538, 652, 1076, 1304, 2152, 6031, 9953, 12062, 19906, 24124, 39812, 43847, 48248, 79624, 87694, 175388, 350776, 1622339, 3244678, 6489356, 12978712]

約数ペア:

[(1, 12978712), (2, 6489356), (4, 3244678), (8, 1622339), (37, 350776), (74, 175388), (148, 87694), (163, 79624), (269, 48248), (296, 43847), (326, 39812), (538, 24124), (652, 19906), (1076, 12062), (1304, 9953), (2152, 6031)]