12745455

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4027}}^1$

素因数の和:4246

約数の個数: 16

約数和(自身を含む): 20494464

約数和(自身を除く): 7749009

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 4027, 12081, 20135, 60405, 849697, 2549091, 4248485, 12745455]

約数ペア:

[(1, 12745455), (3, 4248485), (5, 2549091), (15, 849697), (211, 60405), (633, 20135), (1055, 12081), (3165, 4027)]