247788775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{33149}}^1$

素因数の和:33195

約数の個数: 24

約数和(自身を含む): 345290400

約数和(自身を除く): 97501625

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 33149, 165745, 430937, 762427, 828725, 2154685, 3812135, 9911551, 10773425, 19060675, 49557755, 247788775]

約数ペア:

[(1, 247788775), (5, 49557755), (13, 19060675), (23, 10773425), (25, 9911551), (65, 3812135), (115, 2154685), (299, 828725), (325, 762427), (575, 430937), (1495, 165745), (7475, 33149)]