320598

素因数分解:

$2^1\times 3^4\times {\mathrm{1979}}^1$

素因数の和:1993

約数の個数: 20

約数和(自身を含む): 718740

約数和(自身を除く): 398142

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1979, 3958, 5937, 11874, 17811, 35622, 53433, 106866, 160299, 320598]

約数ペア:

[(1, 320598), (2, 160299), (3, 106866), (6, 53433), (9, 35622), (18, 17811), (27, 11874), (54, 5937), (81, 3958), (162, 1979)]