71109987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{13309}}^1$

素因数の和:13462

約数の個数: 16

約数和(自身を含む): 102859680

約数和(自身を除く): 31749693

約数列:

[1, 3, 13, 39, 137, 411, 1781, 5343, 13309, 39927, 173017, 519051, 1823333, 5469999, 23703329, 71109987]

約数ペア:

[(1, 71109987), (3, 23703329), (13, 5469999), (39, 1823333), (137, 519051), (411, 173017), (1781, 39927), (5343, 13309)]