246968996

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{213641}}^1$

素因数の和:213679

約数の個数: 18

約数和(自身を含む): 459116658

約数和(自身を除く): 212147662

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 213641, 427282, 854564, 3631897, 7263794, 14527588, 61742249, 123484498, 246968996]

約数ペア:

[(1, 246968996), (2, 123484498), (4, 61742249), (17, 14527588), (34, 7263794), (68, 3631897), (289, 854564), (578, 427282), (1156, 213641)]