13047561

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2130

約数の個数: 20

約数和(自身を含む): 19747200

約数和(自身を除く): 6699639

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2039, 2133, 6117, 6399, 18351, 55053, 161081, 165159, 483243, 1449729, 4349187, 13047561]

約数ペア:

[(1, 13047561), (3, 4349187), (9, 1449729), (27, 483243), (79, 165159), (81, 161081), (237, 55053), (711, 18351), (2039, 6399), (2133, 6117)]