138511079

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1526

約数の個数: 16

約数和(自身を含む): 162656256

約数和(自身を除く): 24145177

約数列:

[1, 7, 41, 287, 487, 991, 3409, 6937, 19967, 40631, 139769, 284417, 482617, 3378319, 19787297, 138511079]

約数ペア:

[(1, 138511079), (7, 19787297), (41, 3378319), (287, 482617), (487, 284417), (991, 139769), (3409, 40631), (6937, 19967)]