29990331

素因数分解:

$3^8\times 7^1\times {\mathrm{653}}^1$

素因数の和:684

約数の個数: 36

約数和(自身を含む): 51488112

約数和(自身を除く): 21497781

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 653, 729, 1701, 1959, 2187, 4571, 5103, 5877, 6561, 13713, 15309, 17631, 41139, 45927, 52893, 123417, 158679, 370251, 476037, 1110753, 1428111, 3332259, 4284333, 9996777, 29990331]

約数ペア:

[(1, 29990331), (3, 9996777), (7, 4284333), (9, 3332259), (21, 1428111), (27, 1110753), (63, 476037), (81, 370251), (189, 158679), (243, 123417), (567, 52893), (653, 45927), (729, 41139), (1701, 17631), (1959, 15309), (2187, 13713), (4571, 6561), (5103, 5877)]