12684405

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2423}}^1$

素因数の和:2780

約数の個数: 16

約数和(自身を含む): 20361600

約数和(自身を除く): 7677195

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 2423, 5235, 7269, 12115, 36345, 845627, 2536881, 4228135, 12684405]

約数ペア:

[(1, 12684405), (3, 4228135), (5, 2536881), (15, 845627), (349, 36345), (1047, 12115), (1745, 7269), (2423, 5235)]