2862981

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 24

約数和(自身を含む): 4567680

約数和(自身を除く): 1704699

約数列:

[1, 3, 9, 11, 33, 99, 121, 239, 363, 717, 1089, 1331, 2151, 2629, 3993, 7887, 11979, 23661, 28919, 86757, 260271, 318109, 954327, 2862981]

約数ペア:

[(1, 2862981), (3, 954327), (9, 318109), (11, 260271), (33, 86757), (99, 28919), (121, 23661), (239, 11979), (363, 7887), (717, 3993), (1089, 2629), (1331, 2151)]