81917283

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5471}}^1$

素因数の和:5535

約数の個数: 32

約数和(自身を含む): 134479872

約数和(自身を除く): 52562589

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 2139, 4991, 5471, 14973, 16413, 38297, 114891, 125833, 169601, 377499, 508803, 880831, 1187207, 2642493, 3561621, 3900823, 11702469, 27305761, 81917283]

約数ペア:

[(1, 81917283), (3, 27305761), (7, 11702469), (21, 3900823), (23, 3561621), (31, 2642493), (69, 1187207), (93, 880831), (161, 508803), (217, 377499), (483, 169601), (651, 125833), (713, 114891), (2139, 38297), (4991, 16413), (5471, 14973)]