13215795

素因数分解:

$3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1543}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 21196032

約数和(自身を除く): 7980237

約数列:

[1, 3, 5, 15, 571, 1543, 1713, 2855, 4629, 7715, 8565, 23145, 881053, 2643159, 4405265, 13215795]

約数ペア:

[(1, 13215795), (3, 4405265), (5, 2643159), (15, 881053), (571, 23145), (1543, 8565), (1713, 7715), (2855, 4629)]