68518521

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{18257}}^1$

素因数の和:18405

約数の個数: 16

約数和(自身を含む): 102244800

約数和(自身を除く): 33726279

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 18257, 54771, 164313, 492939, 2537723, 7613169, 22839507, 68518521]

約数ペア:

[(1, 68518521), (3, 22839507), (9, 7613169), (27, 2537723), (139, 492939), (417, 164313), (1251, 54771), (3753, 18257)]