1721145384

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{21211}}^1$

素因数の和:21260

約数の個数: 144

約数和(自身を含む): 5658513120

約数和(自身を除く): 3937367736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 72, 84, 92, 98, 126, 138, 147, 161, 168, 184, 196, 207, 252, 276, 294, 322, 392, 414, 441, 483, 504, 552, 588, 644, 828, 882, 966, 1127, 1176, 1288, 1449, 1656, 1764, 1932, 2254, 2898, 3381, 3528, 3864, 4508, 5796, 6762, 9016, 10143, 11592, 13524, 20286, 21211, 27048, 40572, 42422, 63633, 81144, 84844, 127266, 148477, 169688, 190899, 254532, 296954, 381798, 445431, 487853, 509064, 593908, 763596, 890862, 975706, 1039339, 1187816, 1336293, 1463559, 1527192, 1781724, 1951412, 2078678, 2672586, 2927118, 3118017, 3414971, 3563448, 3902824, 4157356, 4390677, 5345172, 5854236, 6236034, 6829942, 8314712, 8781354, 9354051, 10244913, 10690344, 11708472, 12472068, 13659884, 17562708, 18708102, 20489826, 23904797, 24944136, 27319768, 30734739, 35125416, 37416204, 40979652, 47809594, 61469478, 71714391, 74832408, 81959304, 95619188, 122938956, 143428782, 191238376, 215143173, 245877912, 286857564, 430286346, 573715128, 860572692, 1721145384]

約数ペア:

[(1, 1721145384), (2, 860572692), (3, 573715128), (4, 430286346), (6, 286857564), (7, 245877912), (8, 215143173), (9, 191238376), (12, 143428782), (14, 122938956), (18, 95619188), (21, 81959304), (23, 74832408), (24, 71714391), (28, 61469478), (36, 47809594), (42, 40979652), (46, 37416204), (49, 35125416), (56, 30734739), (63, 27319768), (69, 24944136), (72, 23904797), (84, 20489826), (92, 18708102), (98, 17562708), (126, 13659884), (138, 12472068), (147, 11708472), (161, 10690344), (168, 10244913), (184, 9354051), (196, 8781354), (207, 8314712), (252, 6829942), (276, 6236034), (294, 5854236), (322, 5345172), (392, 4390677), (414, 4157356), (441, 3902824), (483, 3563448), (504, 3414971), (552, 3118017), (588, 2927118), (644, 2672586), (828, 2078678), (882, 1951412), (966, 1781724), (1127, 1527192), (1176, 1463559), (1288, 1336293), (1449, 1187816), (1656, 1039339), (1764, 975706), (1932, 890862), (2254, 763596), (2898, 593908), (3381, 509064), (3528, 487853), (3864, 445431), (4508, 381798), (5796, 296954), (6762, 254532), (9016, 190899), (10143, 169688), (11592, 148477), (13524, 127266), (20286, 84844), (21211, 81144), (27048, 63633), (40572, 42422)]