78928648

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{70979}}^1$

素因数の和:71124

約数の個数: 16

約数和(自身を含む): 149058000

約数和(自身を除く): 70129352

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 70979, 141958, 283916, 567832, 9866081, 19732162, 39464324, 78928648]

約数ペア:

[(1, 78928648), (2, 39464324), (4, 19732162), (8, 9866081), (139, 567832), (278, 283916), (556, 141958), (1112, 70979)]