3172975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{751}}^1$

素因数の和:787

約数の個数: 18

約数和(自身を含む): 4266096

約数和(自身を除く): 1093121

約数列:

[1, 5, 13, 25, 65, 169, 325, 751, 845, 3755, 4225, 9763, 18775, 48815, 126919, 244075, 634595, 3172975]

約数ペア:

[(1, 3172975), (5, 634595), (13, 244075), (25, 126919), (65, 48815), (169, 18775), (325, 9763), (751, 4225), (845, 3755)]