28875405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148079}}^1$

素因数の和:148100

約数の個数: 16

約数和(自身を含む): 49754880

約数和(自身を除く): 20879475

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 148079, 444237, 740395, 1925027, 2221185, 5775081, 9625135, 28875405]

約数ペア:

[(1, 28875405), (3, 9625135), (5, 5775081), (13, 2221185), (15, 1925027), (39, 740395), (65, 444237), (195, 148079)]