68396643

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 118483200

約数和(自身を除く): 50086557

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1491, 1699, 1917, 4473, 5097, 5751, 11893, 13419, 15291, 35679, 40257, 45873, 107037, 120629, 137619, 321111, 361887, 844403, 963333, 1085661, 2533209, 3256983, 7599627, 9770949, 22798881, 68396643]

約数ペア:

[(1, 68396643), (3, 22798881), (7, 9770949), (9, 7599627), (21, 3256983), (27, 2533209), (63, 1085661), (71, 963333), (81, 844403), (189, 361887), (213, 321111), (497, 137619), (567, 120629), (639, 107037), (1491, 45873), (1699, 40257), (1917, 35679), (4473, 15291), (5097, 13419), (5751, 11893)]