2129121345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 3728793600

約数和(自身を除く): 1599672255

約数列:

[1, 3, 5, 13, 15, 39, 65, 127, 149, 195, 381, 447, 577, 635, 745, 1651, 1731, 1905, 1937, 2235, 2885, 4953, 5811, 7501, 8255, 8655, 9685, 18923, 22503, 24765, 29055, 37505, 56769, 73279, 85973, 94615, 112515, 219837, 245999, 257919, 283845, 366395, 429865, 737997, 952627, 1099185, 1117649, 1229995, 1289595, 2857881, 3352947, 3689985, 4763135, 5588245, 10918571, 14289405, 16764735, 32755713, 54592855, 141941423, 163778565, 425824269, 709707115, 2129121345]

約数ペア:

[(1, 2129121345), (3, 709707115), (5, 425824269), (13, 163778565), (15, 141941423), (39, 54592855), (65, 32755713), (127, 16764735), (149, 14289405), (195, 10918571), (381, 5588245), (447, 4763135), (577, 3689985), (635, 3352947), (745, 2857881), (1651, 1289595), (1731, 1229995), (1905, 1117649), (1937, 1099185), (2235, 952627), (2885, 737997), (4953, 429865), (5811, 366395), (7501, 283845), (8255, 257919), (8655, 245999), (9685, 219837), (18923, 112515), (22503, 94615), (24765, 85973), (29055, 73279), (37505, 56769)]