399686256

素因数分解:

$2^4\times 3^2\times {\mathrm{2775599}}^1$

素因数の和:2775613

約数の個数: 30

約数和(自身を含む): 1118566800

約数和(自身を除く): 718880544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2775599, 5551198, 8326797, 11102396, 16653594, 22204792, 24980391, 33307188, 44409584, 49960782, 66614376, 99921564, 133228752, 199843128, 399686256]

約数ペア:

[(1, 399686256), (2, 199843128), (3, 133228752), (4, 99921564), (6, 66614376), (8, 49960782), (9, 44409584), (12, 33307188), (16, 24980391), (18, 22204792), (24, 16653594), (36, 11102396), (48, 8326797), (72, 5551198), (144, 2775599)]