210791835

素因数分解:

$3^3\times 5^1\times {\mathrm{1561421}}^1$

素因数の和:1561435

約数の個数: 16

約数和(自身を含む): 374741280

約数和(自身を除く): 163949445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1561421, 4684263, 7807105, 14052789, 23421315, 42158367, 70263945, 210791835]

約数ペア:

[(1, 210791835), (3, 70263945), (5, 42158367), (9, 23421315), (15, 14052789), (27, 7807105), (45, 4684263), (135, 1561421)]