30939657

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77543}}^1$

素因数の和:77572

約数の個数: 16

約数和(自身を含む): 49628160

約数和(自身を除く): 18688503

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 77543, 232629, 542801, 1473317, 1628403, 4419951, 10313219, 30939657]

約数ペア:

[(1, 30939657), (3, 10313219), (7, 4419951), (19, 1628403), (21, 1473317), (57, 542801), (133, 232629), (399, 77543)]