39840915

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 65235456

約数和(自身を除く): 25394541

約数列:

[1, 3, 5, 15, 103, 107, 241, 309, 321, 515, 535, 723, 1205, 1545, 1605, 3615, 11021, 24823, 25787, 33063, 55105, 74469, 77361, 124115, 128935, 165315, 372345, 386805, 2656061, 7968183, 13280305, 39840915]

約数ペア:

[(1, 39840915), (3, 13280305), (5, 7968183), (15, 2656061), (103, 386805), (107, 372345), (241, 165315), (309, 128935), (321, 124115), (515, 77361), (535, 74469), (723, 55105), (1205, 33063), (1545, 25787), (1605, 24823), (3615, 11021)]