72987201

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21859}}^1$

素因数の和:21925

約数の個数: 24

約数和(自身を含む): 122765760

約数和(自身を除く): 49778559

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 21859, 65577, 153013, 196731, 459039, 1158527, 1377117, 3475581, 8109689, 10426743, 24329067, 72987201]

約数ペア:

[(1, 72987201), (3, 24329067), (7, 10426743), (9, 8109689), (21, 3475581), (53, 1377117), (63, 1158527), (159, 459039), (371, 196731), (477, 153013), (1113, 65577), (3339, 21859)]