7516719

素因数分解:

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

素因数の和:519

約数の個数: 32

約数和(自身を含む): 12910080

約数和(自身を除く): 5393361

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 491, 567, 729, 1473, 1701, 2187, 3437, 4419, 5103, 10311, 13257, 15309, 30933, 39771, 92799, 119313, 278397, 357939, 835191, 1073817, 2505573, 7516719]

約数ペア:

[(1, 7516719), (3, 2505573), (7, 1073817), (9, 835191), (21, 357939), (27, 278397), (63, 119313), (81, 92799), (189, 39771), (243, 30933), (491, 15309), (567, 13257), (729, 10311), (1473, 5103), (1701, 4419), (2187, 3437)]