15390717839

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 19758735360

約数和(自身を除く): 4368017521

約数列:

[1, 7, 19, 31, 37, 133, 217, 233, 259, 433, 589, 703, 1147, 1631, 3031, 4123, 4427, 4921, 7223, 8029, 8227, 8621, 13423, 16021, 21793, 30989, 50561, 57589, 60347, 93961, 100889, 112147, 137237, 152551, 163799, 255037, 267251, 304399, 496651, 706223, 960659, 1146593, 1785259, 1870757, 1916891, 2130793, 3127559, 3476557, 3732893, 5077769, 9436369, 13418237, 21892913, 26130251, 35544383, 59423621, 66054583, 70924967, 115719683, 415965347, 496474769, 810037781, 2198673977, 15390717839]

約数ペア:

[(1, 15390717839), (7, 2198673977), (19, 810037781), (31, 496474769), (37, 415965347), (133, 115719683), (217, 70924967), (233, 66054583), (259, 59423621), (433, 35544383), (589, 26130251), (703, 21892913), (1147, 13418237), (1631, 9436369), (3031, 5077769), (4123, 3732893), (4427, 3476557), (4921, 3127559), (7223, 2130793), (8029, 1916891), (8227, 1870757), (8621, 1785259), (13423, 1146593), (16021, 960659), (21793, 706223), (30989, 496651), (50561, 304399), (57589, 267251), (60347, 255037), (93961, 163799), (100889, 152551), (112147, 137237)]