72397719

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2178

約数の個数: 28

約数和(自身を含む): 110908896

約数和(自身を除く): 38511177

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 729, 1269, 2113, 3807, 6339, 11421, 19017, 34263, 57051, 99311, 171153, 297933, 513459, 893799, 1540377, 2681397, 8044191, 24132573, 72397719]

約数ペア:

[(1, 72397719), (3, 24132573), (9, 8044191), (27, 2681397), (47, 1540377), (81, 893799), (141, 513459), (243, 297933), (423, 171153), (729, 99311), (1269, 57051), (2113, 34263), (3807, 19017), (6339, 11421)]