69506451

素因数分解:

$3^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 121150080

約数和(自身を除く): 51643629

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 107, 147, 189, 321, 441, 491, 749, 963, 1323, 1473, 2247, 2889, 3437, 4419, 5243, 6741, 10311, 13257, 15729, 20223, 24059, 30933, 47187, 52537, 72177, 92799, 141561, 157611, 216531, 367759, 472833, 649593, 1103277, 1418499, 2574313, 3309831, 7722939, 9929493, 23168817, 69506451]

約数ペア:

[(1, 69506451), (3, 23168817), (7, 9929493), (9, 7722939), (21, 3309831), (27, 2574313), (49, 1418499), (63, 1103277), (107, 649593), (147, 472833), (189, 367759), (321, 216531), (441, 157611), (491, 141561), (749, 92799), (963, 72177), (1323, 52537), (1473, 47187), (2247, 30933), (2889, 24059), (3437, 20223), (4419, 15729), (5243, 13257), (6741, 10311)]