25672005

素因数分解:

$3^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{479}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 45849600

約数和(自身を除く): 20177595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 397, 479, 1191, 1437, 1985, 2395, 3573, 4311, 5955, 7185, 10719, 12933, 17865, 21555, 53595, 64665, 190163, 570489, 950815, 1711467, 2852445, 5134401, 8557335, 25672005]

約数ペア:

[(1, 25672005), (3, 8557335), (5, 5134401), (9, 2852445), (15, 1711467), (27, 950815), (45, 570489), (135, 190163), (397, 64665), (479, 53595), (1191, 21555), (1437, 17865), (1985, 12933), (2395, 10719), (3573, 7185), (4311, 5955)]