25859421

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2953}}^1$

素因数の和:3105

約数の個数: 24

約数和(自身を含む): 43010240

約数和(自身を除く): 17150819

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 2953, 8757, 8859, 20671, 26577, 62013, 186039, 410467, 1231401, 2873269, 3694203, 8619807, 25859421]

約数ペア:

[(1, 25859421), (3, 8619807), (7, 3694203), (9, 2873269), (21, 1231401), (63, 410467), (139, 186039), (417, 62013), (973, 26577), (1251, 20671), (2919, 8859), (2953, 8757)]