154742855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1\times {\mathrm{1231}}^1$

素因数の和:2078

約数の個数: 16

約数和(自身を含む): 192073728

約数和(自身を除く): 37330873

約数列:

[1, 5, 31, 155, 811, 1231, 4055, 6155, 25141, 38161, 125705, 190805, 998341, 4991705, 30948571, 154742855]

約数ペア:

[(1, 154742855), (5, 30948571), (31, 4991705), (155, 998341), (811, 190805), (1231, 125705), (4055, 38161), (6155, 25141)]