420900985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{33181}}^1$

素因数の和:33288

約数の個数: 16

約数和(自身を含む): 525602880

約数和(自身を除く): 104701895

約数列:

[1, 5, 43, 59, 215, 295, 2537, 12685, 33181, 165905, 1426783, 1957679, 7133915, 9788395, 84180197, 420900985]

約数ペア:

[(1, 420900985), (5, 84180197), (43, 9788395), (59, 7133915), (215, 1957679), (295, 1426783), (2537, 165905), (12685, 33181)]