28058331

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1171}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 43823424

約数和(自身を除く): 15765093

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 1171, 3423, 3513, 7987, 8197, 23961, 24591, 57379, 172137, 190873, 572619, 1336111, 4008333, 9352777, 28058331]

約数ペア:

[(1, 28058331), (3, 9352777), (7, 4008333), (21, 1336111), (49, 572619), (147, 190873), (163, 172137), (489, 57379), (1141, 24591), (1171, 23961), (3423, 8197), (3513, 7987)]