16933287

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 26901504

約数和(自身を除く): 9968217

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 277, 287, 497, 831, 861, 1491, 1939, 2911, 5817, 8733, 11357, 19667, 20377, 34071, 59001, 61131, 79499, 137669, 238497, 413007, 806347, 2419041, 5644429, 16933287]

約数ペア:

[(1, 16933287), (3, 5644429), (7, 2419041), (21, 806347), (41, 413007), (71, 238497), (123, 137669), (213, 79499), (277, 61131), (287, 59001), (497, 34071), (831, 20377), (861, 19667), (1491, 11357), (1939, 8733), (2911, 5817)]