13311025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5851}}^1$

素因数の和:5881

約数の個数: 24

約数和(自身を含む): 20318144

約数和(自身を除く): 7007119

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5851, 29255, 40957, 76063, 146275, 204785, 380315, 532441, 1023925, 1901575, 2662205, 13311025]

約数ペア:

[(1, 13311025), (5, 2662205), (7, 1901575), (13, 1023925), (25, 532441), (35, 380315), (65, 204785), (91, 146275), (175, 76063), (325, 40957), (455, 29255), (2275, 5851)]