641196

素因数分解:

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

素因数の和:1995

約数の個数: 30

約数和(自身を含む): 1677060

約数和(自身を除く): 1035864

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1979, 3958, 5937, 7916, 11874, 17811, 23748, 35622, 53433, 71244, 106866, 160299, 213732, 320598, 641196]

約数ペア:

[(1, 641196), (2, 320598), (3, 213732), (4, 160299), (6, 106866), (9, 71244), (12, 53433), (18, 35622), (27, 23748), (36, 17811), (54, 11874), (81, 7916), (108, 5937), (162, 3958), (324, 1979)]