28215513909

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7702843}}^1$

素因数の和:7702897

約数の個数: 24

約数和(自身を含む): 45662459232

約数和(自身を除く): 17446945323

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 7702843, 23108529, 69325587, 84731273, 254193819, 285005191, 762581457, 855015573, 2565046719, 3135057101, 9405171303, 28215513909]

約数ペア:

[(1, 28215513909), (3, 9405171303), (9, 3135057101), (11, 2565046719), (33, 855015573), (37, 762581457), (99, 285005191), (111, 254193819), (333, 84731273), (407, 69325587), (1221, 23108529), (3663, 7702843)]