149997841

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3947}}^1$

素因数の和:4104

約数の個数: 16

約数和(自身を含む): 176238720

約数和(自身を除く): 26240879

約数列:

[1, 7, 61, 89, 427, 623, 3947, 5429, 27629, 38003, 240767, 351283, 1685369, 2458981, 21428263, 149997841]

約数ペア:

[(1, 149997841), (7, 21428263), (61, 2458981), (89, 1685369), (427, 351283), (623, 240767), (3947, 38003), (5429, 27629)]