161768321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 192580416

約数和(自身を除く): 30812095

約数列:

[1, 11, 13, 143, 169, 173, 503, 1859, 1903, 2249, 5533, 6539, 24739, 29237, 71929, 85007, 87019, 321607, 935077, 957209, 1131247, 12443717, 14706211, 161768321]

約数ペア:

[(1, 161768321), (11, 14706211), (13, 12443717), (143, 1131247), (169, 957209), (173, 935077), (503, 321607), (1859, 87019), (1903, 85007), (2249, 71929), (5533, 29237), (6539, 24739)]