1581534721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1\times {\mathrm{1619}}^1$

素因数の和:2256

約数の個数: 16

約数和(自身を含む): 1718418240

約数和(自身を除く): 136883519

約数列:

[1, 13, 163, 461, 1619, 2119, 5993, 21047, 75143, 263897, 746359, 976859, 3430661, 9702667, 121656517, 1581534721]

約数ペア:

[(1, 1581534721), (13, 121656517), (163, 9702667), (461, 3430661), (1619, 976859), (2119, 746359), (5993, 263897), (21047, 75143)]