72649629

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{68993}}^1$

素因数の和:69018

約数の個数: 20

約数和(自身を含む): 116875836

約数和(自身を除く): 44226207

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 68993, 206979, 620937, 896909, 1862811, 2690727, 5588433, 8072181, 24216543, 72649629]

約数ペア:

[(1, 72649629), (3, 24216543), (9, 8072181), (13, 5588433), (27, 2690727), (39, 1862811), (81, 896909), (117, 620937), (351, 206979), (1053, 68993)]