12785661

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 22022400

約数和(自身を除く): 9236739

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1109, 1281, 1647, 3327, 3843, 7763, 9981, 11529, 23289, 29943, 67649, 69867, 202947, 209601, 473543, 608841, 1420629, 1826523, 4261887, 12785661]

約数ペア:

[(1, 12785661), (3, 4261887), (7, 1826523), (9, 1420629), (21, 608841), (27, 473543), (61, 209601), (63, 202947), (183, 69867), (189, 67649), (427, 29943), (549, 23289), (1109, 11529), (1281, 9981), (1647, 7763), (3327, 3843)]