9908649

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:982

約数の個数: 20

約数和(自身を含む): 14919300

約数和(自身を除く): 5010651

約数列:

[1, 3, 9, 27, 81, 149, 447, 821, 1341, 2463, 4023, 7389, 12069, 22167, 66501, 122329, 366987, 1100961, 3302883, 9908649]

約数ペア:

[(1, 9908649), (3, 3302883), (9, 1100961), (27, 366987), (81, 122329), (149, 66501), (447, 22167), (821, 12069), (1341, 7389), (2463, 4023)]