72057139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49253}}^1$

素因数の和:49290

約数の個数: 16

約数和(自身を含む): 94567680

約数和(自身を除く): 22510541

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 49253, 344771, 541783, 935807, 3792481, 6550649, 10293877, 72057139]

約数ペア:

[(1, 72057139), (7, 10293877), (11, 6550649), (19, 3792481), (77, 935807), (133, 541783), (209, 344771), (1463, 49253)]