20171188287

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{442147}}^1$

素因数の和:442327

約数の個数: 24

約数和(自身を含む): 30142113456

約数和(自身を除く): 9970925169

約数列:

[1, 3, 9, 37, 111, 137, 333, 411, 1233, 5069, 15207, 45621, 442147, 1326441, 3979323, 16359439, 49078317, 60574139, 147234951, 181722417, 545167251, 2241243143, 6723729429, 20171188287]

約数ペア:

[(1, 20171188287), (3, 6723729429), (9, 2241243143), (37, 545167251), (111, 181722417), (137, 147234951), (333, 60574139), (411, 49078317), (1233, 16359439), (5069, 3979323), (15207, 1326441), (45621, 442147)]