80187891

素因数分解:

$3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{4651}}^1$

素因数の和:5482

約数の個数: 16

約数和(自身を含む): 122366208

約数和(自身を除く): 42178317

約数列:

[1, 3, 7, 21, 821, 2463, 4651, 5747, 13953, 17241, 32557, 97671, 3818471, 11455413, 26729297, 80187891]

約数ペア:

[(1, 80187891), (3, 26729297), (7, 11455413), (21, 3818471), (821, 97671), (2463, 32557), (4651, 17241), (5747, 13953)]