28927239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 15102201

約数列:

[1, 3, 11, 29, 33, 87, 167, 181, 319, 501, 543, 957, 1837, 1991, 4843, 5249, 5511, 5973, 14529, 15747, 30227, 53273, 57739, 90681, 159819, 173217, 332497, 876583, 997491, 2629749, 9642413, 28927239]

約数ペア:

[(1, 28927239), (3, 9642413), (11, 2629749), (29, 997491), (33, 876583), (87, 332497), (167, 173217), (181, 159819), (319, 90681), (501, 57739), (543, 53273), (957, 30227), (1837, 15747), (1991, 14529), (4843, 5973), (5249, 5511)]