25517079

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1709}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 43776000

約数和(自身を除く): 18258921

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 1709, 2133, 4977, 5127, 11963, 14931, 15381, 35889, 46143, 107667, 135011, 323001, 405033, 945077, 1215099, 2835231, 3645297, 8505693, 25517079]

約数ペア:

[(1, 25517079), (3, 8505693), (7, 3645297), (9, 2835231), (21, 1215099), (27, 945077), (63, 405033), (79, 323001), (189, 135011), (237, 107667), (553, 46143), (711, 35889), (1659, 15381), (1709, 14931), (2133, 11963), (4977, 5127)]