81272471

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{3673}}^1$

素因数の和:3818

約数の個数: 16

約数和(自身を含む): 96993600

約数和(自身を除く): 15721129

約数列:

[1, 7, 29, 109, 203, 763, 3161, 3673, 22127, 25711, 106517, 400357, 745619, 2802499, 11610353, 81272471]

約数ペア:

[(1, 81272471), (7, 11610353), (29, 2802499), (109, 745619), (203, 400357), (763, 106517), (3161, 25711), (3673, 22127)]