12143945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11621}}^1$

素因数の和:11656

約数の個数: 16

約数和(自身を含む): 16735680

約数和(自身を除く): 4591735

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 11621, 58105, 127831, 220799, 639155, 1103995, 2428789, 12143945]

約数ペア:

[(1, 12143945), (5, 2428789), (11, 1103995), (19, 639155), (55, 220799), (95, 127831), (209, 58105), (1045, 11621)]