28908405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33811}}^1$

素因数の和:33841

約数の個数: 24

約数和(自身を含む): 52746720

約数和(自身を除く): 23838315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 33811, 101433, 169055, 304299, 507165, 642409, 1521495, 1927227, 3212045, 5781681, 9636135, 28908405]

約数ペア:

[(1, 28908405), (3, 9636135), (5, 5781681), (9, 3212045), (15, 1927227), (19, 1521495), (45, 642409), (57, 507165), (95, 304299), (171, 169055), (285, 101433), (855, 33811)]