2805655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 3631104

約数和(自身を除く): 825449

約数列:

[1, 5, 23, 31, 115, 155, 713, 787, 3565, 3935, 18101, 24397, 90505, 121985, 561131, 2805655]

約数ペア:

[(1, 2805655), (5, 561131), (23, 121985), (31, 90505), (115, 24397), (155, 18101), (713, 3935), (787, 3565)]