128894978

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{5869}}^1$

素因数の和:6089

約数の個数: 16

約数和(自身を含む): 197232000

約数和(自身を除く): 68337022

約数列:

[1, 2, 79, 139, 158, 278, 5869, 10981, 11738, 21962, 463651, 815791, 927302, 1631582, 64447489, 128894978]

約数ペア:

[(1, 128894978), (2, 64447489), (79, 1631582), (139, 927302), (158, 815791), (278, 463651), (5869, 21962), (10981, 11738)]