20170503855

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:781

約数の個数: 96

約数和(自身を含む): 36320993280

約数和(自身を除く): 16150489425

約数列:

[1, 3, 5, 9, 15, 43, 45, 127, 129, 211, 215, 381, 387, 389, 633, 635, 645, 1055, 1143, 1167, 1899, 1905, 1935, 1945, 3165, 3501, 5461, 5715, 5835, 9073, 9495, 16383, 16727, 17505, 26797, 27219, 27305, 45365, 49149, 49403, 50181, 80391, 81657, 81915, 82079, 83635, 133985, 136095, 148209, 150543, 241173, 245745, 246237, 247015, 250905, 401955, 408285, 410395, 444627, 738711, 741045, 752715, 1152271, 1205865, 1231185, 2124329, 2223135, 3456813, 3529397, 3693555, 5761355, 6372987, 10370439, 10424033, 10588191, 10621645, 17284065, 17646985, 19118961, 31272099, 31764573, 31864935, 51852195, 52120165, 52940955, 93816297, 95594805, 156360495, 158822865, 448233419, 469081485, 1344700257, 2241167095, 4034100771, 6723501285, 20170503855]

約数ペア:

[(1, 20170503855), (3, 6723501285), (5, 4034100771), (9, 2241167095), (15, 1344700257), (43, 469081485), (45, 448233419), (127, 158822865), (129, 156360495), (211, 95594805), (215, 93816297), (381, 52940955), (387, 52120165), (389, 51852195), (633, 31864935), (635, 31764573), (645, 31272099), (1055, 19118961), (1143, 17646985), (1167, 17284065), (1899, 10621645), (1905, 10588191), (1935, 10424033), (1945, 10370439), (3165, 6372987), (3501, 5761355), (5461, 3693555), (5715, 3529397), (5835, 3456813), (9073, 2223135), (9495, 2124329), (16383, 1231185), (16727, 1205865), (17505, 1152271), (26797, 752715), (27219, 741045), (27305, 738711), (45365, 444627), (49149, 410395), (49403, 408285), (50181, 401955), (80391, 250905), (81657, 247015), (81915, 246237), (82079, 245745), (83635, 241173), (133985, 150543), (136095, 148209)]