154777189

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{3989}}^1$

素因数の和:4260

約数の個数: 16

約数和(自身を含む): 185391360

約数和(自身を除く): 30614171

約数列:

[1, 7, 23, 161, 241, 1687, 3989, 5543, 27923, 38801, 91747, 642229, 961349, 6729443, 22111027, 154777189]

約数ペア:

[(1, 154777189), (7, 22111027), (23, 6729443), (161, 961349), (241, 642229), (1687, 91747), (3989, 38801), (5543, 27923)]