25440387

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{20533}}^1$

素因数の和:20602

約数の個数: 16

約数和(自身を含む): 39425280

約数和(自身を除く): 13984893

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 20533, 61599, 143731, 431193, 1211447, 3634341, 8480129, 25440387]

約数ペア:

[(1, 25440387), (3, 8480129), (7, 3634341), (21, 1211447), (59, 431193), (177, 143731), (413, 61599), (1239, 20533)]