671220005

素因数分解:

$5^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1\times {\mathrm{941}}^1$

素因数の和:1708

約数の個数: 16

約数和(自身を含む): 810632448

約数和(自身を除く): 139412443

約数列:

[1, 5, 331, 431, 941, 1655, 2155, 4705, 142661, 311471, 405571, 713305, 1557355, 2027855, 134244001, 671220005]

約数ペア:

[(1, 671220005), (5, 134244001), (331, 2027855), (431, 1557355), (941, 713305), (1655, 405571), (2155, 311471), (4705, 142661)]