80854578

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{213901}}^1$

素因数の和:213919

約数の個数: 32

約数和(自身を含む): 205345920

約数和(自身を除く): 124491342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 213901, 427802, 641703, 1283406, 1497307, 1925109, 2994614, 3850218, 4491921, 5775327, 8983842, 11550654, 13475763, 26951526, 40427289, 80854578]

約数ペア:

[(1, 80854578), (2, 40427289), (3, 26951526), (6, 13475763), (7, 11550654), (9, 8983842), (14, 5775327), (18, 4491921), (21, 3850218), (27, 2994614), (42, 1925109), (54, 1497307), (63, 1283406), (126, 641703), (189, 427802), (378, 213901)]