2021605745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{77471}}^1$

素因数の和:77800

約数の個数: 16

約数和(自身を含む): 2577028608

約数和(自身を除く): 555422863

約数列:

[1, 5, 17, 85, 307, 1535, 5219, 26095, 77471, 387355, 1317007, 6585035, 23783597, 118917985, 404321149, 2021605745]

約数ペア:

[(1, 2021605745), (5, 404321149), (17, 118917985), (85, 23783597), (307, 6585035), (1535, 1317007), (5219, 387355), (26095, 77471)]