205556085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{652559}}^1$

素因数の和:652577

約数の個数: 24

約数和(自身を含む): 407197440

約数和(自身を除く): 201641355

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 652559, 1957677, 3262795, 4567913, 5873031, 9788385, 13703739, 22839565, 29365155, 41111217, 68518695, 205556085]

約数ペア:

[(1, 205556085), (3, 68518695), (5, 41111217), (7, 29365155), (9, 22839565), (15, 13703739), (21, 9788385), (35, 5873031), (45, 4567913), (63, 3262795), (105, 1957677), (315, 652559)]