81315839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1699}}^1$

素因数の和:1958

約数の個数: 16

約数和(自身を含む): 93840000

約数和(自身を除く): 12524161

約数列:

[1, 11, 19, 209, 229, 1699, 2519, 4351, 18689, 32281, 47861, 355091, 389071, 4279781, 7392349, 81315839]

約数ペア:

[(1, 81315839), (11, 7392349), (19, 4279781), (209, 389071), (229, 355091), (1699, 47861), (2519, 32281), (4351, 18689)]