1780454013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{36787}}^1$

素因数の和:36893

約数の個数: 32

約数和(自身を含む): 2744090496

約数和(自身を除く): 963636483

約数列:

[1, 3, 13, 17, 39, 51, 73, 219, 221, 663, 949, 1241, 2847, 3723, 16133, 36787, 48399, 110361, 478231, 625379, 1434693, 1876137, 2685451, 8056353, 8129927, 24389781, 34910863, 45652667, 104732589, 136958001, 593484671, 1780454013]

約数ペア:

[(1, 1780454013), (3, 593484671), (13, 136958001), (17, 104732589), (39, 45652667), (51, 34910863), (73, 24389781), (219, 8129927), (221, 8056353), (663, 2685451), (949, 1876137), (1241, 1434693), (2847, 625379), (3723, 478231), (16133, 110361), (36787, 48399)]