25564455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{81157}}^1$

素因数の和:81175

約数の個数: 24

約数和(自身を含む): 50642592

約数和(自身を除く): 25078137

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 81157, 243471, 405785, 568099, 730413, 1217355, 1704297, 2840495, 3652065, 5112891, 8521485, 25564455]

約数ペア:

[(1, 25564455), (3, 8521485), (5, 5112891), (7, 3652065), (9, 2840495), (15, 1704297), (21, 1217355), (35, 730413), (45, 568099), (63, 405785), (105, 243471), (315, 81157)]