142916823

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 242611200

約数和(自身を除く): 99694377

約数列:

[1, 3, 7, 9, 21, 63, 71, 89, 213, 267, 359, 497, 623, 639, 801, 1077, 1491, 1869, 2513, 3231, 4473, 5607, 6319, 7539, 18957, 22617, 25489, 31951, 44233, 56871, 76467, 95853, 132699, 178423, 223657, 229401, 287559, 398097, 535269, 670971, 1605807, 2012913, 2268521, 6805563, 15879647, 20416689, 47638941, 142916823]

約数ペア:

[(1, 142916823), (3, 47638941), (7, 20416689), (9, 15879647), (21, 6805563), (63, 2268521), (71, 2012913), (89, 1605807), (213, 670971), (267, 535269), (359, 398097), (497, 287559), (623, 229401), (639, 223657), (801, 178423), (1077, 132699), (1491, 95853), (1869, 76467), (2513, 56871), (3231, 44233), (4473, 31951), (5607, 25489), (6319, 22617), (7539, 18957)]