138786561

素因数分解:

$3^3\times {\mathrm{383}}^1\times {\mathrm{13421}}^1$

素因数の和:13813

約数の個数: 16

約数和(自身を含む): 206161920

約数和(自身を除く): 67375359

約数列:

[1, 3, 9, 27, 383, 1149, 3447, 10341, 13421, 40263, 120789, 362367, 5140243, 15420729, 46262187, 138786561]

約数ペア:

[(1, 138786561), (3, 46262187), (9, 15420729), (27, 5140243), (383, 362367), (1149, 120789), (3447, 40263), (10341, 13421)]