31138794

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{40231}}^1$

素因数の和:40282

約数の個数: 24

約数和(自身を含む): 69038112

約数和(自身を除く): 37899318

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 40231, 80462, 120693, 241386, 362079, 724158, 1729933, 3459866, 5189799, 10379598, 15569397, 31138794]

約数ペア:

[(1, 31138794), (2, 15569397), (3, 10379598), (6, 5189799), (9, 3459866), (18, 1729933), (43, 724158), (86, 362079), (129, 241386), (258, 120693), (387, 80462), (774, 40231)]