19075275

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4987}}^1$

素因数の和:5020

約数の個数: 36

約数和(自身を含む): 36182952

約数和(自身を除く): 17107677

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 4987, 14961, 24935, 44883, 74805, 84779, 124675, 224415, 254337, 374025, 423895, 763011, 1122075, 1271685, 2119475, 3815055, 6358425, 19075275]

約数ペア:

[(1, 19075275), (3, 6358425), (5, 3815055), (9, 2119475), (15, 1271685), (17, 1122075), (25, 763011), (45, 423895), (51, 374025), (75, 254337), (85, 224415), (153, 124675), (225, 84779), (255, 74805), (425, 44883), (765, 24935), (1275, 14961), (3825, 4987)]