25661637

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 13650363

約数列:

[1, 3, 9, 27, 59, 89, 177, 181, 267, 531, 543, 801, 1593, 1629, 2403, 4887, 5251, 10679, 15753, 16109, 32037, 47259, 48327, 96111, 141777, 144981, 288333, 434943, 950431, 2851293, 8553879, 25661637]

約数ペア:

[(1, 25661637), (3, 8553879), (9, 2851293), (27, 950431), (59, 434943), (89, 288333), (177, 144981), (181, 141777), (267, 96111), (531, 48327), (543, 47259), (801, 32037), (1593, 16109), (1629, 15753), (2403, 10679), (4887, 5251)]