201639501

素因数分解:

$3^2\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{2053}}^1$

素因数の和:3625

約数の個数: 24

約数和(自身を含む): 333240960

約数和(自身を除く): 131601459

約数列:

[1, 3, 7, 9, 21, 63, 1559, 2053, 4677, 6159, 10913, 14031, 14371, 18477, 32739, 43113, 98217, 129339, 3200627, 9601881, 22404389, 28805643, 67213167, 201639501]

約数ペア:

[(1, 201639501), (3, 67213167), (7, 28805643), (9, 22404389), (21, 9601881), (63, 3200627), (1559, 129339), (2053, 98217), (4677, 43113), (6159, 32739), (10913, 18477), (14031, 14371)]