28720044

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18553}}^1$

素因数の和:18606

約数の個数: 36

約数和(自身を含む): 74290216

約数和(自身を除く): 45570172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18553, 37106, 55659, 74212, 111318, 166977, 222636, 333954, 667908, 797779, 1595558, 2393337, 3191116, 4786674, 7180011, 9573348, 14360022, 28720044]

約数ペア:

[(1, 28720044), (2, 14360022), (3, 9573348), (4, 7180011), (6, 4786674), (9, 3191116), (12, 2393337), (18, 1595558), (36, 797779), (43, 667908), (86, 333954), (129, 222636), (172, 166977), (258, 111318), (387, 74212), (516, 55659), (774, 37106), (1548, 18553)]