2180269

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 2869440

約数和(自身を除く): 689171

約数列:

[1, 7, 13, 19, 91, 97, 133, 169, 247, 679, 1183, 1261, 1729, 1843, 3211, 8827, 12901, 16393, 22477, 23959, 114751, 167713, 311467, 2180269]

約数ペア:

[(1, 2180269), (7, 311467), (13, 167713), (19, 114751), (91, 23959), (97, 22477), (133, 16393), (169, 12901), (247, 8827), (679, 3211), (1183, 1843), (1261, 1729)]