211040613

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15727}}^1$

素因数の和:15814

約数の個数: 32

約数和(自身を含む): 362373120

約数和(自身を除く): 151332507

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 13419, 15727, 47181, 110089, 141543, 330267, 424629, 990801, 1116617, 2972403, 3349851, 7816319, 10049553, 23448957, 30148659, 70346871, 211040613]

約数ペア:

[(1, 211040613), (3, 70346871), (7, 30148659), (9, 23448957), (21, 10049553), (27, 7816319), (63, 3349851), (71, 2972403), (189, 1116617), (213, 990801), (497, 424629), (639, 330267), (1491, 141543), (1917, 110089), (4473, 47181), (13419, 15727)]