388627821

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{53113}}^1$

素因数の和:53393

約数の個数: 16

約数和(自身を含む): 577880320

約数和(自身を除く): 189252499

約数列:

[1, 3, 9, 27, 271, 813, 2439, 7317, 53113, 159339, 478017, 1434051, 14393623, 43180869, 129542607, 388627821]

約数ペア:

[(1, 388627821), (3, 129542607), (9, 43180869), (27, 14393623), (271, 1434051), (813, 478017), (2439, 159339), (7317, 53113)]