67921997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3467}}^1$

素因数の和:3628

約数の個数: 16

約数和(自身を含む): 80402112

約数和(自身を除く): 12480115

約数列:

[1, 11, 13, 137, 143, 1507, 1781, 3467, 19591, 38137, 45071, 474979, 495781, 5224769, 6174727, 67921997]

約数ペア:

[(1, 67921997), (11, 6174727), (13, 5224769), (137, 495781), (143, 474979), (1507, 45071), (1781, 38137), (3467, 19591)]