728021259

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{107999}}^1$

素因数の和:108119

約数の個数: 24

約数和(自身を含む): 1213056000

約数和(自身を除く): 485034741

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 107999, 323997, 755993, 971991, 2267979, 6803937, 11555893, 34667679, 80891251, 104003037, 242673753, 728021259]

約数ペア:

[(1, 728021259), (3, 242673753), (7, 104003037), (9, 80891251), (21, 34667679), (63, 11555893), (107, 6803937), (321, 2267979), (749, 971991), (963, 755993), (2247, 323997), (6741, 107999)]