16388505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{52027}}^1$

素因数の和:52045

約数の個数: 24

約数和(自身を含む): 32465472

約数和(自身を除く): 16076967

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 52027, 156081, 260135, 364189, 468243, 780405, 1092567, 1820945, 2341215, 3277701, 5462835, 16388505]

約数ペア:

[(1, 16388505), (3, 5462835), (5, 3277701), (7, 2341215), (9, 1820945), (15, 1092567), (21, 780405), (35, 468243), (45, 364189), (63, 260135), (105, 156081), (315, 52027)]