180816165

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78787}}^1$

素因数の和:78818

約数の個数: 32

約数和(自身を含む): 340364160

約数和(自身を除く): 159547995

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 78787, 236361, 393935, 709083, 1181805, 1339379, 2127249, 3545415, 4018137, 6696895, 10636245, 12054411, 20090685, 36163233, 60272055, 180816165]

約数ペア:

[(1, 180816165), (3, 60272055), (5, 36163233), (9, 20090685), (15, 12054411), (17, 10636245), (27, 6696895), (45, 4018137), (51, 3545415), (85, 2127249), (135, 1339379), (153, 1181805), (255, 709083), (459, 393935), (765, 236361), (2295, 78787)]