131621168

素因数分解:

$2^4\times 7^1\times {\mathrm{173}}^1\times {\mathrm{6793}}^1$

素因数の和:6981

約数の個数: 40

約数和(自身を含む): 293174688

約数和(自身を除く): 161553520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173, 346, 692, 1211, 1384, 2422, 2768, 4844, 6793, 9688, 13586, 19376, 27172, 47551, 54344, 95102, 108688, 190204, 380408, 760816, 1175189, 2350378, 4700756, 8226323, 9401512, 16452646, 18803024, 32905292, 65810584, 131621168]

約数ペア:

[(1, 131621168), (2, 65810584), (4, 32905292), (7, 18803024), (8, 16452646), (14, 9401512), (16, 8226323), (28, 4700756), (56, 2350378), (112, 1175189), (173, 760816), (346, 380408), (692, 190204), (1211, 108688), (1384, 95102), (2422, 54344), (2768, 47551), (4844, 27172), (6793, 19376), (9688, 13586)]