30258279

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{19661}}^1$

素因数の和:19692

約数の個数: 20

約数和(自身を含む): 47582040

約数和(自身を除く): 17323761

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 19661, 58983, 176949, 373559, 530847, 1120677, 1592541, 3362031, 10086093, 30258279]

約数ペア:

[(1, 30258279), (3, 10086093), (9, 3362031), (19, 1592541), (27, 1120677), (57, 530847), (81, 373559), (171, 176949), (513, 58983), (1539, 19661)]