139067487

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{16741}}^1$

素因数の和:16831

約数の個数: 24

約数和(自身を含む): 219387168

約数和(自身を除く): 80319681

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 16741, 50223, 150669, 217633, 652899, 1188611, 1958697, 3565833, 10697499, 15451943, 46355829, 139067487]

約数ペア:

[(1, 139067487), (3, 46355829), (9, 15451943), (13, 10697499), (39, 3565833), (71, 1958697), (117, 1188611), (213, 652899), (639, 217633), (923, 150669), (2769, 50223), (8307, 16741)]