279769252

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{140729}}^1$

素因数の和:140811

約数の個数: 24

約数和(自身を含む): 567423360

約数和(自身を除く): 287654108

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 140729, 281458, 562916, 985103, 1970206, 3940412, 9991759, 19983518, 39967036, 69942313, 139884626, 279769252]

約数ペア:

[(1, 279769252), (2, 139884626), (4, 69942313), (7, 39967036), (14, 19983518), (28, 9991759), (71, 3940412), (142, 1970206), (284, 985103), (497, 562916), (994, 281458), (1988, 140729)]