81337334

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 134174880

約数和(自身を除く): 52837546

約数列:

[1, 2, 13, 26, 107, 169, 173, 214, 338, 346, 1391, 2197, 2249, 2782, 4394, 4498, 18083, 18511, 29237, 36166, 37022, 58474, 235079, 240643, 380081, 470158, 481286, 760162, 3128359, 6256718, 40668667, 81337334]

約数ペア:

[(1, 81337334), (2, 40668667), (13, 6256718), (26, 3128359), (107, 760162), (169, 481286), (173, 470158), (214, 380081), (338, 240643), (346, 235079), (1391, 58474), (2197, 37022), (2249, 36166), (2782, 29237), (4394, 18511), (4498, 18083)]