201388545

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87751}}^1$

素因数の和:87782

約数の個数: 32

約数和(自身を含む): 379088640

約数和(自身を除く): 177700095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 87751, 263253, 438755, 789759, 1316265, 1491767, 2369277, 3948795, 4475301, 7458835, 11846385, 13425903, 22376505, 40277709, 67129515, 201388545]

約数ペア:

[(1, 201388545), (3, 67129515), (5, 40277709), (9, 22376505), (15, 13425903), (17, 11846385), (27, 7458835), (45, 4475301), (51, 3948795), (85, 2369277), (135, 1491767), (153, 1316265), (255, 789759), (459, 438755), (765, 263253), (2295, 87751)]