138690786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{2473}}^1$

素因数の和:3210

約数の個数: 32

約数和(自身を含む): 299255040

約数和(自身を除く): 160564254

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 719, 1438, 2157, 2473, 4314, 4946, 7419, 9347, 14838, 18694, 28041, 32149, 56082, 64298, 96447, 192894, 1778087, 3556174, 5334261, 10668522, 23115131, 46230262, 69345393, 138690786]

約数ペア:

[(1, 138690786), (2, 69345393), (3, 46230262), (6, 23115131), (13, 10668522), (26, 5334261), (39, 3556174), (78, 1778087), (719, 192894), (1438, 96447), (2157, 64298), (2473, 56082), (4314, 32149), (4946, 28041), (7419, 18694), (9347, 14838)]