9999913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2208

約数の個数: 16

約数和(自身を含む): 12677760

約数和(自身を除く): 2677847

約数列:

[1, 7, 11, 61, 77, 427, 671, 2129, 4697, 14903, 23419, 129869, 163933, 909083, 1428559, 9999913]

約数ペア:

[(1, 9999913), (7, 1428559), (11, 909083), (61, 163933), (77, 129869), (427, 23419), (671, 14903), (2129, 4697)]