25780995

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18481}}^1$

素因数の和:18523

約数の個数: 24

約数和(自身を含む): 46131072

約数和(自身を除く): 20350077

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 18481, 55443, 92405, 166329, 277215, 572911, 831645, 1718733, 2864555, 5156199, 8593665, 25780995]

約数ペア:

[(1, 25780995), (3, 8593665), (5, 5156199), (9, 2864555), (15, 1718733), (31, 831645), (45, 572911), (93, 277215), (155, 166329), (279, 92405), (465, 55443), (1395, 18481)]