42055209

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6481}}^1$

素因数の和:6597

約数の個数: 24

約数和(自身を含む): 70109312

約数和(自身を除く): 28054103

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6481, 6489, 19443, 45367, 58329, 136101, 408303, 667543, 2002629, 4672801, 6007887, 14018403, 42055209]

約数ペア:

[(1, 42055209), (3, 14018403), (7, 6007887), (9, 4672801), (21, 2002629), (63, 667543), (103, 408303), (309, 136101), (721, 58329), (927, 45367), (2163, 19443), (6481, 6489)]