12207861

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 19440000

約数和(自身を除く): 7232139

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 449, 477, 513, 1007, 1347, 1431, 3021, 4041, 8531, 9063, 12123, 23797, 25593, 27189, 71391, 76779, 214173, 230337, 452143, 642519, 1356429, 4069287, 12207861]

約数ペア:

[(1, 12207861), (3, 4069287), (9, 1356429), (19, 642519), (27, 452143), (53, 230337), (57, 214173), (159, 76779), (171, 71391), (449, 27189), (477, 25593), (513, 23797), (1007, 12123), (1347, 9063), (1431, 8531), (3021, 4041)]