3939989.00000000

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 44568576

約数和(自身を除く): 18944751

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 103, 107, 155, 309, 321, 465, 515, 535, 775, 1545, 1605, 2325, 2575, 2675, 3193, 3317, 7725, 8025, 9579, 9951, 11021, 15965, 16585, 33063, 47895, 49755, 55105, 79825, 82925, 165315, 239475, 248775, 275525, 341651, 826575, 1024953, 1708255, 5124765, 8541275, 25623825]

約数ペア:

[(1, 25623825), (3, 8541275), (5, 5124765), (15, 1708255), (25, 1024953), (31, 826575), (75, 341651), (93, 275525), (103, 248775), (107, 239475), (155, 165315), (309, 82925), (321, 79825), (465, 55105), (515, 49755), (535, 47895), (775, 33063), (1545, 16585), (1605, 15965), (2325, 11021), (2575, 9951), (2675, 9579), (3193, 8025), (3317, 7725)]