40139853

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 61065984

約数和(自身を除く): 20926131

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 613, 897, 949, 1679, 1839, 2847, 5037, 7969, 14099, 21827, 23907, 42297, 44749, 65481, 134247, 183287, 549861, 581737, 1029227, 1745211, 3087681, 13379951, 40139853]

約数ペア:

[(1, 40139853), (3, 13379951), (13, 3087681), (23, 1745211), (39, 1029227), (69, 581737), (73, 549861), (219, 183287), (299, 134247), (613, 65481), (897, 44749), (949, 42297), (1679, 23907), (1839, 21827), (2847, 14099), (5037, 7969)]