2842731

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 4432896

約数和(自身を除く): 1590165

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 443, 713, 1329, 2139, 3987, 6417, 10189, 13733, 30567, 41199, 91701, 123597, 315859, 947577, 2842731]

約数ペア:

[(1, 2842731), (3, 947577), (9, 315859), (23, 123597), (31, 91701), (69, 41199), (93, 30567), (207, 13733), (279, 10189), (443, 6417), (713, 3987), (1329, 2139)]