1220911575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1252217}}^1$

素因数の和:1252243

約数の個数: 24

約数和(自身を含む): 2173850448

約数和(自身を除く): 952938873

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 1252217, 3756651, 6261085, 16278821, 18783255, 31305425, 48836463, 81394105, 93916275, 244182315, 406970525, 1220911575]

約数ペア:

[(1, 1220911575), (3, 406970525), (5, 244182315), (13, 93916275), (15, 81394105), (25, 48836463), (39, 31305425), (65, 18783255), (75, 16278821), (195, 6261085), (325, 3756651), (975, 1252217)]