163959155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{17341}}^1$

素因数の和:17438

約数の個数: 16

約数和(自身を含む): 206439168

約数和(自身を除く): 42480013

約数列:

[1, 5, 31, 61, 155, 305, 1891, 9455, 17341, 86705, 537571, 1057801, 2687855, 5289005, 32791831, 163959155]

約数ペア:

[(1, 163959155), (5, 32791831), (31, 5289005), (61, 2687855), (155, 1057801), (305, 537571), (1891, 86705), (9455, 17341)]