131917077

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4801}}^1$

素因数の和:4921

約数の個数: 24

約数和(自身を含む): 197765568

約数和(自身を除く): 65848491

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 3053, 4801, 9159, 14403, 27477, 43209, 206443, 340871, 619329, 1022613, 1857987, 3067839, 14657453, 43972359, 131917077]

約数ペア:

[(1, 131917077), (3, 43972359), (9, 14657453), (43, 3067839), (71, 1857987), (129, 1022613), (213, 619329), (387, 340871), (639, 206443), (3053, 43209), (4801, 27477), (9159, 14403)]