25478284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2707}}^1$

素因数の和:2905

約数の個数: 24

約数和(自身を含む): 48299888

約数和(自身を除く): 22821604

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 2707, 4706, 5414, 9412, 10828, 35191, 70382, 140764, 489967, 979934, 1959868, 6369571, 12739142, 25478284]

約数ペア:

[(1, 25478284), (2, 12739142), (4, 6369571), (13, 1959868), (26, 979934), (52, 489967), (181, 140764), (362, 70382), (724, 35191), (2353, 10828), (2707, 9412), (4706, 5414)]