29970441

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{1801}}^1$

素因数の和:1893

約数の個数: 18

約数和(自身を含む): 44345418

約数和(自身を除く): 14374977

約数列:

[1, 3, 9, 43, 129, 387, 1801, 1849, 5403, 5547, 16209, 16641, 77443, 232329, 696987, 3330049, 9990147, 29970441]

約数ペア:

[(1, 29970441), (3, 9990147), (9, 3330049), (43, 696987), (129, 232329), (387, 77443), (1801, 16641), (1849, 16209), (5403, 5547)]