31497471

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 49156800

約数和(自身を除く): 17659329

約数列:

[1, 3, 9, 27, 37, 41, 111, 123, 333, 369, 769, 999, 1107, 1517, 2307, 4551, 6921, 13653, 20763, 28453, 31529, 40959, 85359, 94587, 256077, 283761, 768231, 851283, 1166573, 3499719, 10499157, 31497471]

約数ペア:

[(1, 31497471), (3, 10499157), (9, 3499719), (27, 1166573), (37, 851283), (41, 768231), (111, 283761), (123, 256077), (333, 94587), (369, 85359), (769, 40959), (999, 31529), (1107, 28453), (1517, 20763), (2307, 13653), (4551, 6921)]