196561485

素因数分解:

$3^5\times 5^1\times {\mathrm{161779}}^1$

素因数の和:161799

約数の個数: 24

約数和(自身を含む): 353327520

約数和(自身を除く): 156766035

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 161779, 485337, 808895, 1456011, 2426685, 4368033, 7280055, 13104099, 21840165, 39312297, 65520495, 196561485]

約数ペア:

[(1, 196561485), (3, 65520495), (5, 39312297), (9, 21840165), (15, 13104099), (27, 7280055), (45, 4368033), (81, 2426685), (135, 1456011), (243, 808895), (405, 485337), (1215, 161779)]