30906405

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6301}}^1$

素因数の和:6421

約数の個数: 24

約数和(自身を含む): 54071160

約数和(自身を除く): 23164755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 6301, 18903, 31505, 56709, 94515, 283545, 686809, 2060427, 3434045, 6181281, 10302135, 30906405]

約数ペア:

[(1, 30906405), (3, 10302135), (5, 6181281), (9, 3434045), (15, 2060427), (45, 686809), (109, 283545), (327, 94515), (545, 56709), (981, 31505), (1635, 18903), (4905, 6301)]