55201275

素因数分解:

$3^2\times 5^2\times {\mathrm{245339}}^1$

素因数の和:245355

約数の個数: 18

約数和(自身を含む): 98872020

約数和(自身を除く): 43670745

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 245339, 736017, 1226695, 2208051, 3680085, 6133475, 11040255, 18400425, 55201275]

約数ペア:

[(1, 55201275), (3, 18400425), (5, 11040255), (9, 6133475), (15, 3680085), (25, 2208051), (45, 1226695), (75, 736017), (225, 245339)]