28293315

素因数分解:

$3^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2141}}^1$

素因数の和:3030

約数の個数: 16

約数和(自身を含む): 45341856

約数和(自身を除く): 17048541

約数列:

[1, 3, 5, 15, 881, 2141, 2643, 4405, 6423, 10705, 13215, 32115, 1886221, 5658663, 9431105, 28293315]

約数ペア:

[(1, 28293315), (3, 9431105), (5, 5658663), (15, 1886221), (881, 32115), (2141, 13215), (2643, 10705), (4405, 6423)]