989136009

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{18127}}^1$

素因数の和:18226

約数の個数: 32

約数和(自身を含む): 1531453440

約数和(自身を除く): 542317431

約数列:

[1, 3, 9, 27, 43, 47, 129, 141, 387, 423, 1161, 1269, 2021, 6063, 18127, 18189, 54381, 54567, 163143, 489429, 779461, 851969, 2338383, 2555907, 7015149, 7667721, 21045447, 23003163, 36634667, 109904001, 329712003, 989136009]

約数ペア:

[(1, 989136009), (3, 329712003), (9, 109904001), (27, 36634667), (43, 23003163), (47, 21045447), (129, 7667721), (141, 7015149), (387, 2555907), (423, 2338383), (1161, 851969), (1269, 779461), (2021, 489429), (6063, 163143), (18127, 54567), (18189, 54381)]