25679187

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{4013}}^1$

素因数の和:4104

約数の個数: 20

約数和(自身を含む): 38855520

約数和(自身を除く): 13176333

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 4013, 6399, 12039, 36117, 108351, 317027, 325053, 951081, 2853243, 8559729, 25679187]

約数ペア:

[(1, 25679187), (3, 8559729), (9, 2853243), (27, 951081), (79, 325053), (81, 317027), (237, 108351), (711, 36117), (2133, 12039), (4013, 6399)]