12880805

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16001}}^1$

素因数の和:16036

約数の個数: 16

約数和(自身を含む): 18434304

約数和(自身を除く): 5553499

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 16001, 80005, 112007, 368023, 560035, 1840115, 2576161, 12880805]

約数ペア:

[(1, 12880805), (5, 2576161), (7, 1840115), (23, 560035), (35, 368023), (115, 112007), (161, 80005), (805, 16001)]