38995281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 64960896

約数和(自身を除く): 25965615

約数列:

[1, 3, 9, 13, 23, 39, 43, 69, 117, 129, 207, 299, 337, 387, 559, 897, 989, 1011, 1677, 2691, 2967, 3033, 4381, 5031, 7751, 8901, 12857, 13143, 14491, 23253, 38571, 39429, 43473, 69759, 100763, 115713, 130419, 188383, 302289, 333293, 565149, 906867, 999879, 1695447, 2999637, 4332809, 12998427, 38995281]

約数ペア:

[(1, 38995281), (3, 12998427), (9, 4332809), (13, 2999637), (23, 1695447), (39, 999879), (43, 906867), (69, 565149), (117, 333293), (129, 302289), (207, 188383), (299, 130419), (337, 115713), (387, 100763), (559, 69759), (897, 43473), (989, 39429), (1011, 38571), (1677, 23253), (2691, 14491), (2967, 13143), (3033, 12857), (4381, 8901), (5031, 7751)]