25989859

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 30695616

約数和(自身を除く): 4705757

約数列:

[1, 7, 41, 137, 287, 661, 959, 4627, 5617, 27101, 39319, 90557, 189707, 633899, 3712837, 25989859]

約数ペア:

[(1, 25989859), (7, 3712837), (41, 633899), (137, 189707), (287, 90557), (661, 39319), (959, 27101), (4627, 5617)]