123721506997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15581}}^1\times {\mathrm{37993}}^1$

素因数の和:53604

約数の個数: 16

約数和(自身を含む): 142085401920

約数和(自身を除く): 18363894923

約数列:

[1, 11, 19, 209, 15581, 37993, 171391, 296039, 417923, 721867, 3256429, 7940537, 591968933, 6511658263, 11247409727, 123721506997]

約数ペア:

[(1, 123721506997), (11, 11247409727), (19, 6511658263), (209, 591968933), (15581, 7940537), (37993, 3256429), (171391, 721867), (296039, 417923)]