81422015

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{4273}}^1$

素因数の和:4418

約数の個数: 16

約数和(自身を含む): 101345088

約数和(自身を除く): 19923073

約数列:

[1, 5, 37, 103, 185, 515, 3811, 4273, 19055, 21365, 158101, 440119, 790505, 2200595, 16284403, 81422015]

約数ペア:

[(1, 81422015), (5, 16284403), (37, 2200595), (103, 790505), (185, 440119), (515, 158101), (3811, 21365), (4273, 19055)]