78217106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{20551}}^1$

素因数の和:20737

約数の個数: 16

約数和(自身を含む): 128737728

約数和(自身を除く): 50520622

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 20551, 41102, 226061, 452122, 3555323, 7110646, 39108553, 78217106]

約数ペア:

[(1, 78217106), (2, 39108553), (11, 7110646), (22, 3555323), (173, 452122), (346, 226061), (1903, 41102), (3806, 20551)]