12990142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 23016960

約数和(自身を除く): 10026818

約数列:

[1, 2, 11, 17, 22, 34, 47, 94, 187, 374, 517, 739, 799, 1034, 1478, 1598, 8129, 8789, 12563, 16258, 17578, 25126, 34733, 69466, 138193, 276386, 382063, 590461, 764126, 1180922, 6495071, 12990142]

約数ペア:

[(1, 12990142), (2, 6495071), (11, 1180922), (17, 764126), (22, 590461), (34, 382063), (47, 276386), (94, 138193), (187, 69466), (374, 34733), (517, 25126), (739, 17578), (799, 16258), (1034, 12563), (1478, 8789), (1598, 8129)]