222779668085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{8379901}}^1$

素因数の和:8380328

約数の個数: 16

約数和(自身を含む): 288603824880

約数和(自身を除く): 65824156795

約数列:

[1, 5, 13, 65, 409, 2045, 5317, 26585, 8379901, 41899505, 108938713, 544693565, 3427379509, 17136897545, 44555933617, 222779668085]

約数ペア:

[(1, 222779668085), (5, 44555933617), (13, 17136897545), (65, 3427379509), (409, 544693565), (2045, 108938713), (5317, 41899505), (26585, 8379901)]