91443789

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 143280000

約数和(自身を除く): 51836211

約数列:

[1, 3, 9, 19, 27, 57, 171, 397, 449, 513, 1191, 1347, 3573, 4041, 7543, 8531, 10719, 12123, 22629, 25593, 67887, 76779, 178253, 203661, 230337, 534759, 1604277, 3386807, 4812831, 10160421, 30481263, 91443789]

約数ペア:

[(1, 91443789), (3, 30481263), (9, 10160421), (19, 4812831), (27, 3386807), (57, 1604277), (171, 534759), (397, 230337), (449, 203661), (513, 178253), (1191, 76779), (1347, 67887), (3573, 25593), (4041, 22629), (7543, 12123), (8531, 10719)]