67971891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{42509}}^1$

素因数の和:42566

約数の個数: 16

約数和(自身を含む): 99983520

約数和(自身を除く): 32011629

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 42509, 127527, 552617, 1657851, 1742869, 5228607, 22657297, 67971891]

約数ペア:

[(1, 67971891), (3, 22657297), (13, 5228607), (39, 1742869), (41, 1657851), (123, 552617), (533, 127527), (1599, 42509)]