16668447

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1327}}^1$

素因数の和:1462

約数の個数: 16

約数和(自身を含む): 22947840

約数和(自身を除く): 6279393

約数列:

[1, 3, 53, 79, 159, 237, 1327, 3981, 4187, 12561, 70331, 104833, 210993, 314499, 5556149, 16668447]

約数ペア:

[(1, 16668447), (3, 5556149), (53, 314499), (79, 210993), (159, 104833), (237, 70331), (1327, 12561), (3981, 4187)]