438345

素因数分解:

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

素因数の和:222

約数の個数: 32

約数和(自身を含む): 829440

約数和(自身を除く): 391095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 191, 255, 459, 573, 765, 955, 1719, 2295, 2865, 3247, 5157, 8595, 9741, 16235, 25785, 29223, 48705, 87669, 146115, 438345]

約数ペア:

[(1, 438345), (3, 146115), (5, 87669), (9, 48705), (15, 29223), (17, 25785), (27, 16235), (45, 9741), (51, 8595), (85, 5157), (135, 3247), (153, 2865), (191, 2295), (255, 1719), (459, 955), (573, 765)]