72189831

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^2\times {\mathrm{499}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 111568000

約数和(自身を除く): 39378169

約数列:

[1, 3, 7, 21, 83, 249, 499, 581, 1497, 1743, 3493, 6889, 10479, 20667, 41417, 48223, 124251, 144669, 289919, 869757, 3437611, 10312833, 24063277, 72189831]

約数ペア:

[(1, 72189831), (3, 24063277), (7, 10312833), (21, 3437611), (83, 869757), (249, 289919), (499, 144669), (581, 124251), (1497, 48223), (1743, 41417), (3493, 20667), (6889, 10479)]