489489

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 881664

約数和(自身を除く): 392175

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 163, 231, 273, 429, 489, 1001, 1141, 1793, 2119, 3003, 3423, 5379, 6357, 12551, 14833, 23309, 37653, 44499, 69927, 163163, 489489]

約数ペア:

[(1, 489489), (3, 163163), (7, 69927), (11, 44499), (13, 37653), (21, 23309), (33, 14833), (39, 12551), (77, 6357), (91, 5379), (143, 3423), (163, 3003), (231, 2119), (273, 1793), (429, 1141), (489, 1001)]