81560439

素因数分解:

$3^4\times {\mathrm{41}}^2\times {\mathrm{599}}^1$

素因数の和:693

約数の個数: 30

約数和(自身を含む): 125089800

約数和(自身を除く): 43529361

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 599, 1107, 1681, 1797, 3321, 5043, 5391, 15129, 16173, 24559, 45387, 48519, 73677, 136161, 221031, 663093, 1006919, 1989279, 3020757, 9062271, 27186813, 81560439]

約数ペア:

[(1, 81560439), (3, 27186813), (9, 9062271), (27, 3020757), (41, 1989279), (81, 1006919), (123, 663093), (369, 221031), (599, 136161), (1107, 73677), (1681, 48519), (1797, 45387), (3321, 24559), (5043, 16173), (5391, 15129)]