81087112

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{142759}}^1$

素因数の和:142836

約数の個数: 16

約数和(自身を含む): 154180800

約数和(自身を除く): 73093688

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 142759, 285518, 571036, 1142072, 10135889, 20271778, 40543556, 81087112]

約数ペア:

[(1, 81087112), (2, 40543556), (4, 20271778), (8, 10135889), (71, 1142072), (142, 571036), (284, 285518), (568, 142759)]