309531981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{27031}}^1$

素因数の和:27392

約数の個数: 16

約数和(自身を含む): 451542528

約数和(自身を除く): 142010547

約数列:

[1, 3, 11, 33, 347, 1041, 3817, 11451, 27031, 81093, 297341, 892023, 9379757, 28139271, 103177327, 309531981]

約数ペア:

[(1, 309531981), (3, 103177327), (11, 28139271), (33, 9379757), (347, 892023), (1041, 297341), (3817, 81093), (11451, 27031)]