205201715

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{1373}}^1$

素因数の和:1870

約数の個数: 16

約数和(自身を含む): 250485696

約数和(自身を除く): 45283981

約数列:

[1, 5, 71, 355, 421, 1373, 2105, 6865, 29891, 97483, 149455, 487415, 578033, 2890165, 41040343, 205201715]

約数ペア:

[(1, 205201715), (5, 41040343), (71, 2890165), (355, 578033), (421, 487415), (1373, 149455), (2105, 97483), (6865, 29891)]