81416376

素因数分解:

$2^3\times 3^2\times {\mathrm{1130783}}^1$

素因数の和:1130795

約数の個数: 24

約数和(自身を含む): 220502880

約数和(自身を除く): 139086504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1130783, 2261566, 3392349, 4523132, 6784698, 9046264, 10177047, 13569396, 20354094, 27138792, 40708188, 81416376]

約数ペア:

[(1, 81416376), (2, 40708188), (3, 27138792), (4, 20354094), (6, 13569396), (8, 10177047), (9, 9046264), (12, 6784698), (18, 4523132), (24, 3392349), (36, 2261566), (72, 1130783)]