220512978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1750103}}^1$

素因数の和:1750118

約数の個数: 24

約数和(自身を含む): 546032448

約数和(自身を除く): 325519470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1750103, 3500206, 5250309, 10500618, 12250721, 15750927, 24501442, 31501854, 36752163, 73504326, 110256489, 220512978]

約数ペア:

[(1, 220512978), (2, 110256489), (3, 73504326), (6, 36752163), (7, 31501854), (9, 24501442), (14, 15750927), (18, 12250721), (21, 10500618), (42, 5250309), (63, 3500206), (126, 1750103)]