20147347725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6551983}}^1$

素因数の和:6552037

約数の個数: 24

約数和(自身を含む): 34122732672

約数和(自身を除く): 13975384947

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 6551983, 19655949, 32759915, 98279745, 163799575, 268631303, 491398725, 805893909, 1343156515, 4029469545, 6715782575, 20147347725]

約数ペア:

[(1, 20147347725), (3, 6715782575), (5, 4029469545), (15, 1343156515), (25, 805893909), (41, 491398725), (75, 268631303), (123, 163799575), (205, 98279745), (615, 32759915), (1025, 19655949), (3075, 6551983)]