81783618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1947229}}^1$

素因数の和:1947241

約数の個数: 16

約数和(自身を含む): 186934080

約数和(自身を除く): 105150462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1947229, 3894458, 5841687, 11683374, 13630603, 27261206, 40891809, 81783618]

約数ペア:

[(1, 81783618), (2, 40891809), (3, 27261206), (6, 13630603), (7, 11683374), (14, 5841687), (21, 3894458), (42, 1947229)]