28507495

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1979}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 35544960

約数和(自身を除く): 7037465

約数列:

[1, 5, 43, 67, 215, 335, 1979, 2881, 9895, 14405, 85097, 132593, 425485, 662965, 5701499, 28507495]

約数ペア:

[(1, 28507495), (5, 5701499), (43, 662965), (67, 425485), (215, 132593), (335, 85097), (1979, 14405), (2881, 9895)]