40209945

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2093

約数の個数: 32

約数和(自身を含む): 67989504

約数和(自身を除く): 27779559

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 465, 645, 1333, 2011, 3999, 6033, 6665, 10055, 19995, 30165, 62341, 86473, 187023, 259419, 311705, 432365, 935115, 1297095, 2680663, 8041989, 13403315, 40209945]

約数ペア:

[(1, 40209945), (3, 13403315), (5, 8041989), (15, 2680663), (31, 1297095), (43, 935115), (93, 432365), (129, 311705), (155, 259419), (215, 187023), (465, 86473), (645, 62341), (1333, 30165), (2011, 19995), (3999, 10055), (6033, 6665)]