22231989

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 36671712

約数和(自身を除く): 14439723

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 351, 387, 491, 559, 1053, 1161, 1473, 1677, 3483, 4419, 5031, 6383, 13257, 15093, 19149, 21113, 39771, 45279, 57447, 63339, 172341, 190017, 274469, 517023, 570051, 823407, 1710153, 2470221, 7410663, 22231989]

約数ペア:

[(1, 22231989), (3, 7410663), (9, 2470221), (13, 1710153), (27, 823407), (39, 570051), (43, 517023), (81, 274469), (117, 190017), (129, 172341), (351, 63339), (387, 57447), (491, 45279), (559, 39771), (1053, 21113), (1161, 19149), (1473, 15093), (1677, 13257), (3483, 6383), (4419, 5031)]