3945105

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 7547904

約数和(自身を除く): 3602799

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 191, 243, 255, 405, 459, 573, 765, 955, 1215, 1377, 1719, 2295, 2865, 3247, 4131, 5157, 6885, 8595, 9741, 15471, 16235, 20655, 25785, 29223, 46413, 48705, 77355, 87669, 146115, 232065, 263007, 438345, 789021, 1315035, 3945105]

約数ペア:

[(1, 3945105), (3, 1315035), (5, 789021), (9, 438345), (15, 263007), (17, 232065), (27, 146115), (45, 87669), (51, 77355), (81, 48705), (85, 46413), (135, 29223), (153, 25785), (191, 20655), (243, 16235), (255, 15471), (405, 9741), (459, 8595), (573, 6885), (765, 5157), (955, 4131), (1215, 3247), (1377, 2865), (1719, 2295)]