154964930

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{69491}}^1$

素因数の和:69721

約数の個数: 16

約数和(自身を含む): 280191744

約数和(自身を除く): 125226814

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 69491, 138982, 347455, 694910, 15496493, 30992986, 77482465, 154964930]

約数ペア:

[(1, 154964930), (2, 77482465), (5, 30992986), (10, 15496493), (223, 694910), (446, 347455), (1115, 138982), (2230, 69491)]