80886211

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 99718080

約数和(自身を除く): 18831869

約数列:

[1, 7, 19, 49, 133, 283, 307, 931, 1981, 2149, 5377, 5833, 13867, 15043, 37639, 40831, 86881, 263473, 285817, 608167, 1650739, 4257169, 11555173, 80886211]

約数ペア:

[(1, 80886211), (7, 11555173), (19, 4257169), (49, 1650739), (133, 608167), (283, 285817), (307, 263473), (931, 86881), (1981, 40831), (2149, 37639), (5377, 15043), (5833, 13867)]