201491905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{5351}}^1$

素因数の和:5816

約数の個数: 16

約数和(自身を含む): 256639104

約数和(自身を除く): 55147199

約数列:

[1, 5, 17, 85, 443, 2215, 5351, 7531, 26755, 37655, 90967, 454835, 2370493, 11852465, 40298381, 201491905]

約数ペア:

[(1, 201491905), (5, 40298381), (17, 11852465), (85, 2370493), (443, 454835), (2215, 90967), (5351, 37655), (7531, 26755)]