271291293

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 497952000

約数和(自身を除く): 226660707

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 79, 91, 117, 147, 237, 273, 441, 553, 599, 637, 711, 819, 1027, 1659, 1797, 1911, 3081, 3871, 4193, 4977, 5391, 5733, 7189, 7787, 9243, 11613, 12579, 21567, 23361, 29351, 34839, 37737, 47321, 50323, 54509, 64701, 70083, 88053, 141963, 150969, 163527, 264159, 331247, 381563, 425889, 452907, 490581, 615173, 993741, 1144689, 1845519, 2318729, 2981223, 3434067, 4306211, 5536557, 6956187, 12918633, 20868561, 30143477, 38755899, 90430431, 271291293]

約数ペア:

[(1, 271291293), (3, 90430431), (7, 38755899), (9, 30143477), (13, 20868561), (21, 12918633), (39, 6956187), (49, 5536557), (63, 4306211), (79, 3434067), (91, 2981223), (117, 2318729), (147, 1845519), (237, 1144689), (273, 993741), (441, 615173), (553, 490581), (599, 452907), (637, 425889), (711, 381563), (819, 331247), (1027, 264159), (1659, 163527), (1797, 150969), (1911, 141963), (3081, 88053), (3871, 70083), (4193, 64701), (4977, 54509), (5391, 50323), (5733, 47321), (7189, 37737), (7787, 34839), (9243, 29351), (11613, 23361), (12579, 21567)]