149993847

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20399}}^1$

素因数の和:20467

約数の個数: 24

約数和(自身を含む): 233376000

約数和(自身を除く): 83382153

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 20399, 61197, 183591, 387581, 877157, 1162743, 2631471, 3488229, 7894413, 16665983, 49997949, 149993847]

約数ペア:

[(1, 149993847), (3, 49997949), (9, 16665983), (19, 7894413), (43, 3488229), (57, 2631471), (129, 1162743), (171, 877157), (387, 387581), (817, 183591), (2451, 61197), (7353, 20399)]