389613081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{1181}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 611614080

約数和(自身を除く): 222000999

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 769, 1181, 2307, 3543, 8459, 9997, 12991, 15353, 25377, 29991, 38973, 46059, 109967, 168883, 329901, 506649, 908189, 2724567, 9990079, 11806457, 29970237, 35419371, 129871027, 389613081]

約数ペア:

[(1, 389613081), (3, 129871027), (11, 35419371), (13, 29970237), (33, 11806457), (39, 9990079), (143, 2724567), (429, 908189), (769, 506649), (1181, 329901), (2307, 168883), (3543, 109967), (8459, 46059), (9997, 38973), (12991, 29991), (15353, 25377)]