171774639

素因数分解:

$3^2\times {\mathrm{101}}^2\times {\mathrm{1871}}^1$

素因数の和:2079

約数の個数: 18

約数和(自身を含む): 250733808

約数和(自身を除く): 78959169

約数列:

[1, 3, 9, 101, 303, 909, 1871, 5613, 10201, 16839, 30603, 91809, 188971, 566913, 1700739, 19086071, 57258213, 171774639]

約数ペア:

[(1, 171774639), (3, 57258213), (9, 19086071), (101, 1700739), (303, 566913), (909, 188971), (1871, 91809), (5613, 30603), (10201, 16839)]