747804978

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{681061}}^1$

素因数の和:681130

約数の個数: 24

約数和(自身を含む): 1646807916

約数和(自身を除く): 899002938

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 681061, 1362122, 2043183, 4086366, 6129549, 12259098, 41544721, 83089442, 124634163, 249268326, 373902489, 747804978]

約数ペア:

[(1, 747804978), (2, 373902489), (3, 249268326), (6, 124634163), (9, 83089442), (18, 41544721), (61, 12259098), (122, 6129549), (183, 4086366), (366, 2043183), (549, 1362122), (1098, 681061)]