131122275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{102841}}^1$

素因数の和:102871

約数の個数: 24

約数和(自身を含む): 229543344

約数和(自身を除く): 98421069

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 102841, 308523, 514205, 1542615, 1748297, 2571025, 5244891, 7713075, 8741485, 26224455, 43707425, 131122275]

約数ペア:

[(1, 131122275), (3, 43707425), (5, 26224455), (15, 8741485), (17, 7713075), (25, 5244891), (51, 2571025), (75, 1748297), (85, 1542615), (255, 514205), (425, 308523), (1275, 102841)]