84921771

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 127957248

約数和(自身を除く): 43035477

約数列:

[1, 3, 11, 33, 37, 111, 157, 407, 443, 471, 1221, 1329, 1727, 4873, 5181, 5809, 14619, 16391, 17427, 49173, 63899, 69551, 180301, 191697, 208653, 540903, 765061, 2295183, 2573387, 7720161, 28307257, 84921771]

約数ペア:

[(1, 84921771), (3, 28307257), (11, 7720161), (33, 2573387), (37, 2295183), (111, 765061), (157, 540903), (407, 208653), (443, 191697), (471, 180301), (1221, 69551), (1329, 63899), (1727, 49173), (4873, 17427), (5181, 16391), (5809, 14619)]