38181891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{31271}}^1$

素因数の和:31322

約数の個数: 16

約数和(自身を含む): 57040128

約数和(自身を除く): 18858237

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 31271, 93813, 343981, 1031943, 1157027, 3471081, 12727297, 38181891]

約数ペア:

[(1, 38181891), (3, 12727297), (11, 3471081), (33, 1157027), (37, 1031943), (111, 343981), (407, 93813), (1221, 31271)]