27397845

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1187

約数の個数: 40

約数和(自身を含む): 49963320

約数和(自身を除く): 22565475

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1109, 1647, 2745, 3327, 4941, 5545, 8235, 9981, 16635, 24705, 29943, 49905, 67649, 89829, 149715, 202947, 338245, 449145, 608841, 1014735, 1826523, 3044205, 5479569, 9132615, 27397845]

約数ペア:

[(1, 27397845), (3, 9132615), (5, 5479569), (9, 3044205), (15, 1826523), (27, 1014735), (45, 608841), (61, 449145), (81, 338245), (135, 202947), (183, 149715), (305, 89829), (405, 67649), (549, 49905), (915, 29943), (1109, 24705), (1647, 16635), (2745, 9981), (3327, 8235), (4941, 5545)]