201958647515

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{8191}}^1\times {\mathrm{37643}}^1$

素因数の和:45970

約数の個数: 16

約数和(自身を含む): 244236681216

約数和(自身を除く): 42278033701

約数列:

[1, 5, 131, 655, 8191, 37643, 40955, 188215, 1073021, 4931233, 5365105, 24656165, 308333813, 1541669065, 40391729503, 201958647515]

約数ペア:

[(1, 201958647515), (5, 40391729503), (131, 1541669065), (655, 308333813), (8191, 24656165), (37643, 5365105), (40955, 4931233), (188215, 1073021)]