16881081

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25931}}^1$

素因数の和:25972

約数の個数: 16

約数和(自身を含む): 26554368

約数和(自身を除く): 9673287

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 25931, 77793, 181517, 544551, 803861, 2411583, 5627027, 16881081]

約数ペア:

[(1, 16881081), (3, 5627027), (7, 2411583), (21, 803861), (31, 544551), (93, 181517), (217, 77793), (651, 25931)]