6990111

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 11148480

約数和(自身を除く): 4158369

約数列:

[1, 3, 9, 17, 27, 51, 97, 153, 157, 291, 459, 471, 873, 1413, 1649, 2619, 2669, 4239, 4947, 8007, 14841, 15229, 24021, 44523, 45687, 72063, 137061, 258893, 411183, 776679, 2330037, 6990111]

約数ペア:

[(1, 6990111), (3, 2330037), (9, 776679), (17, 411183), (27, 258893), (51, 137061), (97, 72063), (153, 45687), (157, 44523), (291, 24021), (459, 15229), (471, 14841), (873, 8007), (1413, 4947), (1649, 4239), (2619, 2669)]