138565868

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{14951}}^1$

素因数の和:15293

約数の個数: 24

約数和(自身を含む): 277987584

約数和(自身を除く): 139421716

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 2317, 4634, 9268, 14951, 29902, 59804, 104657, 209314, 418628, 4948781, 9897562, 19795124, 34641467, 69282934, 138565868]

約数ペア:

[(1, 138565868), (2, 69282934), (4, 34641467), (7, 19795124), (14, 9897562), (28, 4948781), (331, 418628), (662, 209314), (1324, 104657), (2317, 59804), (4634, 29902), (9268, 14951)]