31839651

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2837}}^1$

素因数の和:2915

約数の個数: 24

約数和(自身を含む): 48700080

約数和(自身を除く): 16860429

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 2837, 3741, 8511, 11223, 25533, 82273, 121991, 246819, 365973, 740457, 1097919, 3537739, 10613217, 31839651]

約数ペア:

[(1, 31839651), (3, 10613217), (9, 3537739), (29, 1097919), (43, 740457), (87, 365973), (129, 246819), (261, 121991), (387, 82273), (1247, 25533), (2837, 11223), (3741, 8511)]