81615672

素因数分解:

$2^3\times 3^2\times {\mathrm{1133551}}^1$

素因数の和:1133563

約数の個数: 24

約数和(自身を含む): 221042640

約数和(自身を除く): 139426968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1133551, 2267102, 3400653, 4534204, 6801306, 9068408, 10201959, 13602612, 20403918, 27205224, 40807836, 81615672]

約数ペア:

[(1, 81615672), (2, 40807836), (3, 27205224), (4, 20403918), (6, 13602612), (8, 10201959), (9, 9068408), (12, 6801306), (18, 4534204), (24, 3400653), (36, 2267102), (72, 1133551)]