12620487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 19169280

約数和(自身を除く): 6548793

約数列:

[1, 3, 11, 33, 47, 79, 103, 141, 237, 309, 517, 869, 1133, 1551, 2607, 3399, 3713, 4841, 8137, 11139, 14523, 24411, 40843, 53251, 89507, 122529, 159753, 268521, 382439, 1147317, 4206829, 12620487]

約数ペア:

[(1, 12620487), (3, 4206829), (11, 1147317), (33, 382439), (47, 268521), (79, 159753), (103, 122529), (141, 89507), (237, 53251), (309, 40843), (517, 24411), (869, 14523), (1133, 11139), (1551, 8137), (2607, 4841), (3399, 3713)]