31172815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1427}}^1$

素因数の和:1706

約数の個数: 16

約数和(自身を含む): 39789792

約数和(自身を除く): 8616977

約数列:

[1, 5, 17, 85, 257, 1285, 1427, 4369, 7135, 21845, 24259, 121295, 366739, 1833695, 6234563, 31172815]

約数ペア:

[(1, 31172815), (5, 6234563), (17, 1833695), (85, 366739), (257, 121295), (1285, 24259), (1427, 21845), (4369, 7135)]