66649755

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 108725760

約数和(自身を除く): 42076005

約数列:

[1, 3, 5, 15, 103, 179, 241, 309, 515, 537, 723, 895, 1205, 1545, 2685, 3615, 18437, 24823, 43139, 55311, 74469, 92185, 124115, 129417, 215695, 276555, 372345, 647085, 4443317, 13329951, 22216585, 66649755]

約数ペア:

[(1, 66649755), (3, 22216585), (5, 13329951), (15, 4443317), (103, 647085), (179, 372345), (241, 276555), (309, 215695), (515, 129417), (537, 124115), (723, 92185), (895, 74469), (1205, 55311), (1545, 43139), (2685, 24823), (3615, 18437)]