51665481

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3191}}^1$

素因数の和:3461

約数の個数: 24

約数和(自身を含む): 85647744

約数和(自身を除く): 33982263

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1799, 2313, 3191, 5397, 9573, 16191, 22337, 28719, 67011, 201033, 820087, 2460261, 5740609, 7380783, 17221827, 51665481]

約数ペア:

[(1, 51665481), (3, 17221827), (7, 7380783), (9, 5740609), (21, 2460261), (63, 820087), (257, 201033), (771, 67011), (1799, 28719), (2313, 22337), (3191, 16191), (5397, 9573)]