13285195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3137}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 20032992

約数和(自身を除く): 6747797

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 3137, 4235, 15685, 21959, 34507, 109795, 172535, 241549, 379577, 1207745, 1897885, 2657039, 13285195]

約数ペア:

[(1, 13285195), (5, 2657039), (7, 1897885), (11, 1207745), (35, 379577), (55, 241549), (77, 172535), (121, 109795), (385, 34507), (605, 21959), (847, 15685), (3137, 4235)]