208131454

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1\times {\mathrm{1637}}^1$

素因数の和:2211

約数の個数: 16

約数和(自身を含む): 315203616

約数和(自身を除く): 107072162

約数列:

[1, 2, 151, 302, 421, 842, 1637, 3274, 63571, 127142, 247187, 494374, 689177, 1378354, 104065727, 208131454]

約数ペア:

[(1, 208131454), (2, 104065727), (151, 1378354), (302, 689177), (421, 494374), (842, 247187), (1637, 127142), (3274, 63571)]