80924247

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:951

約数の個数: 24

約数和(自身を含む): 119520128

約数和(自身を除く): 38595881

約数列:

[1, 3, 9, 61, 183, 223, 549, 661, 669, 1983, 2007, 5949, 13603, 40321, 40809, 120963, 122427, 147403, 362889, 442209, 1326627, 8991583, 26974749, 80924247]

約数ペア:

[(1, 80924247), (3, 26974749), (9, 8991583), (61, 1326627), (183, 442209), (223, 362889), (549, 147403), (661, 122427), (669, 120963), (1983, 40809), (2007, 40321), (5949, 13603)]