31399071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1009}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 48867840

約数和(自身を除く): 17468769

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 253, 451, 759, 943, 1009, 1353, 2829, 3027, 10373, 11099, 23207, 31119, 33297, 41369, 69621, 124107, 255277, 455059, 765831, 951487, 1365177, 2854461, 10466357, 31399071]

約数ペア:

[(1, 31399071), (3, 10466357), (11, 2854461), (23, 1365177), (33, 951487), (41, 765831), (69, 455059), (123, 255277), (253, 124107), (451, 69621), (759, 41369), (943, 33297), (1009, 31119), (1353, 23207), (2829, 11099), (3027, 10373)]