668796453

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{35951}}^1$

素因数の和:36026

約数の個数: 32

約数和(自身を含む): 1087188480

約数和(自身を除く): 418392027

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 1431, 2067, 6201, 18603, 35951, 107853, 323559, 467363, 970677, 1402089, 1905403, 4206267, 5716209, 12618801, 17148627, 24770239, 51445881, 74310717, 222932151, 668796453]

約数ペア:

[(1, 668796453), (3, 222932151), (9, 74310717), (13, 51445881), (27, 24770239), (39, 17148627), (53, 12618801), (117, 5716209), (159, 4206267), (351, 1905403), (477, 1402089), (689, 970677), (1431, 467363), (2067, 323559), (6201, 107853), (18603, 35951)]