123519965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1597}}^1$

素因数の和:2132

約数の個数: 16

約数和(自身を含む): 153408000

約数和(自身を除く): 29888035

約数列:

[1, 5, 31, 155, 499, 1597, 2495, 7985, 15469, 49507, 77345, 247535, 796903, 3984515, 24703993, 123519965]

約数ペア:

[(1, 123519965), (5, 24703993), (31, 3984515), (155, 796903), (499, 247535), (1597, 77345), (2495, 49507), (7985, 15469)]