320436103689

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1\times {\mathrm{20551}}^1$

素因数の和:22518

約数の個数: 48

約数和(自身を含む): 505770580224

約数和(自身を除く): 185334476535

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 1877, 2769, 5631, 8307, 16893, 20551, 24401, 61653, 73203, 133267, 184959, 219609, 267163, 399801, 801489, 1199403, 1459121, 1732471, 2404467, 4377363, 5197413, 13132089, 15592239, 18968573, 38574227, 56905719, 115722681, 170717157, 347168043, 501464951, 1504394853, 2738770117, 4513184559, 8216310351, 24648931053, 35604011521, 106812034563, 320436103689]

約数ペア:

[(1, 320436103689), (3, 106812034563), (9, 35604011521), (13, 24648931053), (39, 8216310351), (71, 4513184559), (117, 2738770117), (213, 1504394853), (639, 501464951), (923, 347168043), (1877, 170717157), (2769, 115722681), (5631, 56905719), (8307, 38574227), (16893, 18968573), (20551, 15592239), (24401, 13132089), (61653, 5197413), (73203, 4377363), (133267, 2404467), (184959, 1732471), (219609, 1459121), (267163, 1199403), (399801, 801489)]