217435796

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{765619}}^1$

素因数の和:765694

約数の個数: 12

約数和(自身を含む): 385872480

約数和(自身を除く): 168436684

約数列:

[1, 2, 4, 71, 142, 284, 765619, 1531238, 3062476, 54358949, 108717898, 217435796]

約数ペア:

[(1, 217435796), (2, 108717898), (4, 54358949), (71, 3062476), (142, 1531238), (284, 765619)]