28886949

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3919}}^1$

素因数の和:3951

約数の個数: 40

約数和(自身を含む): 53123840

約数和(自身を除く): 24236891

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 3919, 7371, 11757, 27433, 35271, 50947, 82299, 105813, 152841, 246897, 317439, 356629, 458523, 740691, 1069887, 1375569, 2222073, 3209661, 4126707, 9628983, 28886949]

約数ペア:

[(1, 28886949), (3, 9628983), (7, 4126707), (9, 3209661), (13, 2222073), (21, 1375569), (27, 1069887), (39, 740691), (63, 458523), (81, 356629), (91, 317439), (117, 246897), (189, 152841), (273, 105813), (351, 82299), (567, 50947), (819, 35271), (1053, 27433), (2457, 11757), (3919, 7371)]