8720649

素因数分解:

$3^3\times 7^1\times {\mathrm{46141}}^1$

素因数の和:46157

約数の個数: 16

約数和(自身を含む): 14765440

約数和(自身を除く): 6044791

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 46141, 138423, 322987, 415269, 968961, 1245807, 2906883, 8720649]

約数ペア:

[(1, 8720649), (3, 2906883), (7, 1245807), (9, 968961), (21, 415269), (27, 322987), (63, 138423), (189, 46141)]