2840709

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 4157472

約数和(自身を除く): 1316763

約数列:

[1, 3, 19, 43, 57, 61, 129, 183, 361, 817, 1083, 1159, 2451, 2623, 3477, 7869, 15523, 22021, 46569, 49837, 66063, 149511, 946903, 2840709]

約数ペア:

[(1, 2840709), (3, 946903), (19, 149511), (43, 66063), (57, 49837), (61, 46569), (129, 22021), (183, 15523), (361, 7869), (817, 3477), (1083, 2623), (1159, 2451)]