120345639

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 173352960

約数和(自身を除く): 53007321

約数列:

[1, 3, 19, 57, 71, 131, 213, 227, 393, 681, 1349, 2489, 4047, 4313, 7467, 9301, 12939, 16117, 27903, 29737, 48351, 89211, 176719, 306223, 530157, 565003, 918669, 1695009, 2111327, 6333981, 40115213, 120345639]

約数ペア:

[(1, 120345639), (3, 40115213), (19, 6333981), (57, 2111327), (71, 1695009), (131, 918669), (213, 565003), (227, 530157), (393, 306223), (681, 176719), (1349, 89211), (2489, 48351), (4047, 29737), (4313, 27903), (7467, 16117), (9301, 12939)]