199465659

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 307359360

約数和(自身を除く): 107893701

約数列:

[1, 3, 9, 27, 53, 81, 97, 159, 291, 477, 479, 873, 1431, 1437, 2619, 4293, 4311, 5141, 7857, 12933, 15423, 25387, 38799, 46269, 46463, 76161, 138807, 139389, 228483, 416421, 418167, 685449, 1254501, 2056347, 2462539, 3763503, 7387617, 22162851, 66488553, 199465659]

約数ペア:

[(1, 199465659), (3, 66488553), (9, 22162851), (27, 7387617), (53, 3763503), (81, 2462539), (97, 2056347), (159, 1254501), (291, 685449), (477, 418167), (479, 416421), (873, 228483), (1431, 139389), (1437, 138807), (2619, 76161), (4293, 46463), (4311, 46269), (5141, 38799), (7857, 25387), (12933, 15423)]