40745409

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 55396224

約数和(自身を除く): 14650815

約数列:

[1, 3, 71, 213, 233, 699, 821, 2463, 16543, 49629, 58291, 174873, 191293, 573879, 13581803, 40745409]

約数ペア:

[(1, 40745409), (3, 13581803), (71, 573879), (213, 191293), (233, 174873), (699, 58291), (821, 49629), (2463, 16543)]