1337297607

素因数分解:

$3^4\times {\mathrm{2971}}^1\times {\mathrm{5557}}^1$

素因数の和:8540

約数の個数: 20

約数和(自身を含む): 1998723496

約数和(自身を除く): 661425889

約数列:

[1, 3, 9, 27, 81, 2971, 5557, 8913, 16671, 26739, 50013, 80217, 150039, 240651, 450117, 16509847, 49529541, 148588623, 445765869, 1337297607]

約数ペア:

[(1, 1337297607), (3, 445765869), (9, 148588623), (27, 49529541), (81, 16509847), (2971, 450117), (5557, 240651), (8913, 150039), (16671, 80217), (26739, 50013)]