518839209

素因数分解:

$3^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{5591}}^1$

素因数の和:6098

約数の個数: 32

約数和(自身を含む): 880404480

約数和(自身を除く): 361565271

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 491, 1473, 3437, 4419, 5591, 10311, 13257, 16773, 30933, 39137, 50319, 92799, 117411, 150957, 352233, 1056699, 2745181, 8235543, 19216267, 24706629, 57648801, 74119887, 172946403, 518839209]

約数ペア:

[(1, 518839209), (3, 172946403), (7, 74119887), (9, 57648801), (21, 24706629), (27, 19216267), (63, 8235543), (189, 2745181), (491, 1056699), (1473, 352233), (3437, 150957), (4419, 117411), (5591, 92799), (10311, 50319), (13257, 39137), (16773, 30933)]