80487813

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{14143}}^1$

素因数の和:14424

約数の個数: 16

約数和(自身を含む): 123109376

約数和(自身を除く): 42621563

約数列:

[1, 3, 7, 21, 271, 813, 1897, 5691, 14143, 42429, 99001, 297003, 3832753, 11498259, 26829271, 80487813]

約数ペア:

[(1, 80487813), (3, 26829271), (7, 11498259), (21, 3832753), (271, 297003), (813, 99001), (1897, 42429), (5691, 14143)]