26857281

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 39653152

約数和(自身を除く): 12795871

約数列:

[1, 3, 11, 33, 121, 241, 307, 363, 723, 921, 2651, 3377, 7953, 10131, 29161, 37147, 73987, 87483, 111441, 221961, 813857, 2441571, 8952427, 26857281]

約数ペア:

[(1, 26857281), (3, 8952427), (11, 2441571), (33, 813857), (121, 221961), (241, 111441), (307, 87483), (363, 73987), (723, 37147), (921, 29161), (2651, 10131), (3377, 7953)]