678834126

素因数分解:

$2^1\times 3^2\times {\mathrm{523}}^1\times {\mathrm{72109}}^1$

素因数の和:72640

約数の個数: 24

約数和(自身を含む): 1473639960

約数和(自身を除く): 794805834

約数列:

[1, 2, 3, 6, 9, 18, 523, 1046, 1569, 3138, 4707, 9414, 72109, 144218, 216327, 432654, 648981, 1297962, 37713007, 75426014, 113139021, 226278042, 339417063, 678834126]

約数ペア:

[(1, 678834126), (2, 339417063), (3, 226278042), (6, 113139021), (9, 75426014), (18, 37713007), (523, 1297962), (1046, 648981), (1569, 432654), (3138, 216327), (4707, 144218), (9414, 72109)]