31051293

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1063}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 51480576

約数和(自身を除く): 20429283

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 1063, 1391, 2247, 3189, 4173, 7441, 9737, 13819, 22323, 29211, 41457, 96733, 113741, 290199, 341223, 796187, 1478633, 2388561, 4435899, 10350431, 31051293]

約数ペア:

[(1, 31051293), (3, 10350431), (7, 4435899), (13, 2388561), (21, 1478633), (39, 796187), (91, 341223), (107, 290199), (273, 113741), (321, 96733), (749, 41457), (1063, 29211), (1391, 22323), (2247, 13819), (3189, 9737), (4173, 7441)]