67921945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{11483}}^1$

素因数の和:11521

約数の個数: 24

約数和(自身を含む): 100875456

約数和(自身を除く): 32953511

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5915, 11483, 57415, 80381, 149279, 401905, 746395, 1044953, 1940627, 5224765, 9703135, 13584389, 67921945]

約数ペア:

[(1, 67921945), (5, 13584389), (7, 9703135), (13, 5224765), (35, 1940627), (65, 1044953), (91, 746395), (169, 401905), (455, 149279), (845, 80381), (1183, 57415), (5915, 11483)]