280056564

素因数分解:

$2^2\times 3^2\times {\mathrm{7779349}}^1$

素因数の和:7779359

約数の個数: 18

約数和(自身を含む): 707920850

約数和(自身を除く): 427864286

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 7779349, 15558698, 23338047, 31117396, 46676094, 70014141, 93352188, 140028282, 280056564]

約数ペア:

[(1, 280056564), (2, 140028282), (3, 93352188), (4, 70014141), (6, 46676094), (9, 31117396), (12, 23338047), (18, 15558698), (36, 7779349)]