78767397

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{2539}}^1$

素因数の和:2934

約数の個数: 20

約数和(自身を含む): 118018560

約数和(自身を除く): 39251163

約数列:

[1, 3, 9, 27, 81, 383, 1149, 2539, 3447, 7617, 10341, 22851, 31023, 68553, 205659, 972437, 2917311, 8751933, 26255799, 78767397]

約数ペア:

[(1, 78767397), (3, 26255799), (9, 8751933), (27, 2917311), (81, 972437), (383, 205659), (1149, 68553), (2539, 31023), (3447, 22851), (7617, 10341)]