13166545

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 18701928

約数和(自身を除く): 5535383

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 881, 2135, 2989, 4405, 6167, 14945, 30835, 43169, 53741, 215845, 268705, 376187, 1880935, 2633309, 13166545]

約数ペア:

[(1, 13166545), (5, 2633309), (7, 1880935), (35, 376187), (49, 268705), (61, 215845), (245, 53741), (305, 43169), (427, 30835), (881, 14945), (2135, 6167), (2989, 4405)]