30126985

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 42711552

約数和(自身を除く): 12584567

約数列:

[1, 5, 7, 35, 61, 103, 137, 305, 427, 515, 685, 721, 959, 2135, 3605, 4795, 6283, 8357, 14111, 31415, 41785, 43981, 58499, 70555, 98777, 219905, 292495, 493885, 860771, 4303855, 6025397, 30126985]

約数ペア:

[(1, 30126985), (5, 6025397), (7, 4303855), (35, 860771), (61, 493885), (103, 292495), (137, 219905), (305, 98777), (427, 70555), (515, 58499), (685, 43981), (721, 41785), (959, 31415), (2135, 14111), (3605, 8357), (4795, 6283)]