81673212

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 195283872

約数和(自身を除く): 113610660

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 281, 318, 457, 562, 636, 843, 914, 1124, 1371, 1686, 1828, 2742, 3372, 5484, 14893, 24221, 29786, 44679, 48442, 59572, 72663, 89358, 96884, 128417, 145326, 178716, 256834, 290652, 385251, 513668, 770502, 1541004, 6806101, 13612202, 20418303, 27224404, 40836606, 81673212]

約数ペア:

[(1, 81673212), (2, 40836606), (3, 27224404), (4, 20418303), (6, 13612202), (12, 6806101), (53, 1541004), (106, 770502), (159, 513668), (212, 385251), (281, 290652), (318, 256834), (457, 178716), (562, 145326), (636, 128417), (843, 96884), (914, 89358), (1124, 72663), (1371, 59572), (1686, 48442), (1828, 44679), (2742, 29786), (3372, 24221), (5484, 14893)]