8011143

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 13939200

約数和(自身を除く): 5928057

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 199, 213, 497, 567, 597, 639, 1393, 1491, 1791, 1917, 4179, 4473, 5373, 5751, 12537, 13419, 14129, 16119, 37611, 40257, 42387, 98903, 112833, 127161, 296709, 381483, 890127, 1144449, 2670381, 8011143]

約数ペア:

[(1, 8011143), (3, 2670381), (7, 1144449), (9, 890127), (21, 381483), (27, 296709), (63, 127161), (71, 112833), (81, 98903), (189, 42387), (199, 40257), (213, 37611), (497, 16119), (567, 14129), (597, 13419), (639, 12537), (1393, 5751), (1491, 5373), (1791, 4473), (1917, 4179)]