13896351

素因数分解:

$3^2\times 7^2\times {\mathrm{31511}}^1$

素因数の和:31531

約数の個数: 18

約数和(自身を含む): 23350392

約数和(自身を除く): 9454041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 31511, 94533, 220577, 283599, 661731, 1544039, 1985193, 4632117, 13896351]

約数ペア:

[(1, 13896351), (3, 4632117), (7, 1985193), (9, 1544039), (21, 661731), (49, 283599), (63, 220577), (147, 94533), (441, 31511)]