78664984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{578419}}^1$

素因数の和:578442

約数の個数: 16

約数和(自身を含む): 156173400

約数和(自身を除く): 77508416

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 578419, 1156838, 2313676, 4627352, 9833123, 19666246, 39332492, 78664984]

約数ペア:

[(1, 78664984), (2, 39332492), (4, 19666246), (8, 9833123), (17, 4627352), (34, 2313676), (68, 1156838), (136, 578419)]