72690561

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{141697}}^1$

素因数の和:141725

約数の個数: 16

約数和(自身を含む): 113358400

約数和(自身を除く): 40667839

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 141697, 425091, 1275273, 2692243, 3825819, 8076729, 24230187, 72690561]

約数ペア:

[(1, 72690561), (3, 24230187), (9, 8076729), (19, 3825819), (27, 2692243), (57, 1275273), (171, 425091), (513, 141697)]