2646878

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 24

約数和(自身を含む): 4427136

約数和(自身を除く): 1780258

約数列:

[1, 2, 13, 26, 41, 82, 169, 191, 338, 382, 533, 1066, 2483, 4966, 6929, 7831, 13858, 15662, 32279, 64558, 101803, 203606, 1323439, 2646878]

約数ペア:

[(1, 2646878), (2, 1323439), (13, 203606), (26, 101803), (41, 64558), (82, 32279), (169, 15662), (191, 13858), (338, 7831), (382, 6929), (533, 4966), (1066, 2483)]