56743029

素因数分解:

$3^2\times 7^2\times {\mathrm{128669}}^1$

素因数の和:128689

約数の個数: 18

約数和(自身を含む): 95344470

約数和(自身を除く): 38601441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 128669, 386007, 900683, 1158021, 2702049, 6304781, 8106147, 18914343, 56743029]

約数ペア:

[(1, 56743029), (3, 18914343), (7, 8106147), (9, 6304781), (21, 2702049), (49, 1158021), (63, 900683), (147, 386007), (441, 128669)]