201915934415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{72241837}}^1$

素因数の和:72241898

約数の個数: 16

約数和(自身を含む): 267005833248

約数和(自身を除く): 65089898833

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 72241837, 361209185, 939143881, 3106398991, 4695719405, 15531994955, 40383186883, 201915934415]

約数ペア:

[(1, 201915934415), (5, 40383186883), (13, 15531994955), (43, 4695719405), (65, 3106398991), (215, 939143881), (559, 361209185), (2795, 72241837)]