81645516

素因数分解:

$2^2\times 3^3\times {\mathrm{755977}}^1$

素因数の和:755990

約数の個数: 24

約数和(自身を含む): 211673840

約数和(自身を除く): 130028324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 755977, 1511954, 2267931, 3023908, 4535862, 6803793, 9071724, 13607586, 20411379, 27215172, 40822758, 81645516]

約数ペア:

[(1, 81645516), (2, 40822758), (3, 27215172), (4, 20411379), (6, 13607586), (9, 9071724), (12, 6803793), (18, 4535862), (27, 3023908), (36, 2267931), (54, 1511954), (108, 755977)]