6957777981

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 12386304000

約数和(自身を除く): 5428526019

約数列:

[1, 3, 7, 11, 21, 31, 33, 49, 77, 79, 93, 147, 217, 231, 237, 251, 341, 343, 539, 553, 651, 753, 869, 1023, 1029, 1519, 1617, 1659, 1757, 2387, 2449, 2607, 2761, 3773, 3871, 4557, 5271, 6083, 7161, 7347, 7781, 8283, 10633, 11319, 11613, 12299, 16709, 17143, 18249, 19327, 19829, 23343, 26939, 27097, 31899, 36897, 42581, 50127, 51429, 54467, 57981, 59487, 80817, 81291, 85591, 86093, 116963, 120001, 127743, 135289, 138803, 163401, 188573, 218119, 256773, 258279, 298067, 350889, 360003, 381269, 405867, 416409, 565719, 599137, 614699, 654357, 840007, 894201, 947023, 971621, 1143807, 1320011, 1526833, 1797411, 1844097, 2520021, 2668883, 2841069, 2914863, 3960033, 4193959, 4302893, 4580499, 6761689, 6801347, 8006649, 9240077, 10687831, 12581877, 12908679, 20285067, 20404041, 27720231, 29357713, 30120251, 32063493, 47331823, 74814817, 88073139, 90360753, 141995469, 210841757, 224444451, 331322761, 632525271, 993968283, 2319259327, 6957777981]

約数ペア:

[(1, 6957777981), (3, 2319259327), (7, 993968283), (11, 632525271), (21, 331322761), (31, 224444451), (33, 210841757), (49, 141995469), (77, 90360753), (79, 88073139), (93, 74814817), (147, 47331823), (217, 32063493), (231, 30120251), (237, 29357713), (251, 27720231), (341, 20404041), (343, 20285067), (539, 12908679), (553, 12581877), (651, 10687831), (753, 9240077), (869, 8006649), (1023, 6801347), (1029, 6761689), (1519, 4580499), (1617, 4302893), (1659, 4193959), (1757, 3960033), (2387, 2914863), (2449, 2841069), (2607, 2668883), (2761, 2520021), (3773, 1844097), (3871, 1797411), (4557, 1526833), (5271, 1320011), (6083, 1143807), (7161, 971621), (7347, 947023), (7781, 894201), (8283, 840007), (10633, 654357), (11319, 614699), (11613, 599137), (12299, 565719), (16709, 416409), (17143, 405867), (18249, 381269), (19327, 360003), (19829, 350889), (23343, 298067), (26939, 258279), (27097, 256773), (31899, 218119), (36897, 188573), (42581, 163401), (50127, 138803), (51429, 135289), (54467, 127743), (57981, 120001), (59487, 116963), (80817, 86093), (81291, 85591)]