13210925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5807}}^1$

素因数の和:5837

約数の個数: 24

約数和(自身を含む): 20165376

約数和(自身を除く): 6954451

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5807, 29035, 40649, 75491, 145175, 203245, 377455, 528437, 1016225, 1887275, 2642185, 13210925]

約数ペア:

[(1, 13210925), (5, 2642185), (7, 1887275), (13, 1016225), (25, 528437), (35, 377455), (65, 203245), (91, 145175), (175, 75491), (325, 40649), (455, 29035), (2275, 5807)]