218368533

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{29221}}^1$

素因数の和:29324

約数の個数: 16

約数和(自身を含む): 302973696

約数和(自身を除く): 84605163

約数列:

[1, 3, 47, 53, 141, 159, 2491, 7473, 29221, 87663, 1373387, 1548713, 4120161, 4646139, 72789511, 218368533]

約数ペア:

[(1, 218368533), (3, 72789511), (47, 4646139), (53, 4120161), (141, 1548713), (159, 1373387), (2491, 87663), (7473, 29221)]