81670878

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{26227}}^1$

素因数の和:26408

約数の個数: 24

約数和(自身を含む): 177983208

約数和(自身を除く): 96312330

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 26227, 52454, 78681, 157362, 236043, 472086, 4537271, 9074542, 13611813, 27223626, 40835439, 81670878]

約数ペア:

[(1, 81670878), (2, 40835439), (3, 27223626), (6, 13611813), (9, 9074542), (18, 4537271), (173, 472086), (346, 236043), (519, 157362), (1038, 78681), (1557, 52454), (3114, 26227)]