90638109

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 141448032

約数和(自身を除く): 50809923

約数列:

[1, 3, 9, 27, 43, 53, 81, 129, 159, 387, 477, 491, 1161, 1431, 1473, 2279, 3483, 4293, 4419, 6837, 13257, 20511, 21113, 26023, 39771, 61533, 63339, 78069, 184599, 190017, 234207, 570051, 702621, 1118989, 1710153, 2107863, 3356967, 10070901, 30212703, 90638109]

約数ペア:

[(1, 90638109), (3, 30212703), (9, 10070901), (27, 3356967), (43, 2107863), (53, 1710153), (81, 1118989), (129, 702621), (159, 570051), (387, 234207), (477, 190017), (491, 184599), (1161, 78069), (1431, 63339), (1473, 61533), (2279, 39771), (3483, 26023), (4293, 21113), (4419, 20511), (6837, 13257)]