858216961

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{80819}}^1$

素因数の和:80904

約数の個数: 16

約数和(自身を含む): 1031909760

約数和(自身を除く): 173692799

約数列:

[1, 7, 37, 41, 259, 287, 1517, 10619, 80819, 565733, 2990303, 3313579, 20932121, 23195053, 122602423, 858216961]

約数ペア:

[(1, 858216961), (7, 122602423), (37, 23195053), (41, 20932121), (259, 3313579), (287, 2990303), (1517, 565733), (10619, 80819)]