16947189

素因数分解:

$3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:566

約数の個数: 36

約数和(自身を含む): 28881216

約数和(自身を除く): 11934027

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 249, 441, 463, 581, 747, 1389, 1743, 3241, 4067, 4167, 5229, 9723, 12201, 22687, 29169, 36603, 38429, 68061, 115287, 204183, 269003, 345861, 807009, 1883021, 2421027, 5649063, 16947189]

約数ペア:

[(1, 16947189), (3, 5649063), (7, 2421027), (9, 1883021), (21, 807009), (49, 345861), (63, 269003), (83, 204183), (147, 115287), (249, 68061), (441, 38429), (463, 36603), (581, 29169), (747, 22687), (1389, 12201), (1743, 9723), (3241, 5229), (4067, 4167)]