2470221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 3939936

約数和(自身を除く): 1469715

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 491, 559, 1473, 1677, 4419, 5031, 6383, 19149, 21113, 57447, 63339, 190017, 274469, 823407, 2470221]

約数ペア:

[(1, 2470221), (3, 823407), (9, 274469), (13, 190017), (39, 63339), (43, 57447), (117, 21113), (129, 19149), (387, 6383), (491, 5031), (559, 4419), (1473, 1677)]