197803984

素因数分解:

$2^4\times 7^4\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 100

約数和(自身を含む): 472360640

約数和(自身を除く): 274556656

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 271, 304, 343, 392, 532, 542, 686, 784, 931, 1064, 1084, 1372, 1862, 1897, 2128, 2168, 2401, 2744, 3724, 3794, 4336, 4802, 5149, 5488, 6517, 7448, 7588, 9604, 10298, 13034, 13279, 14896, 15176, 19208, 20596, 26068, 26558, 30352, 36043, 38416, 41192, 45619, 52136, 53116, 72086, 82384, 91238, 92953, 104272, 106232, 144172, 182476, 185906, 212464, 252301, 288344, 364952, 371812, 504602, 576688, 650671, 729904, 743624, 1009204, 1301342, 1487248, 1766107, 2018408, 2602684, 3532214, 4036816, 5205368, 7064428, 10410736, 12362749, 14128856, 24725498, 28257712, 49450996, 98901992, 197803984]

約数ペア:

[(1, 197803984), (2, 98901992), (4, 49450996), (7, 28257712), (8, 24725498), (14, 14128856), (16, 12362749), (19, 10410736), (28, 7064428), (38, 5205368), (49, 4036816), (56, 3532214), (76, 2602684), (98, 2018408), (112, 1766107), (133, 1487248), (152, 1301342), (196, 1009204), (266, 743624), (271, 729904), (304, 650671), (343, 576688), (392, 504602), (532, 371812), (542, 364952), (686, 288344), (784, 252301), (931, 212464), (1064, 185906), (1084, 182476), (1372, 144172), (1862, 106232), (1897, 104272), (2128, 92953), (2168, 91238), (2401, 82384), (2744, 72086), (3724, 53116), (3794, 52136), (4336, 45619), (4802, 41192), (5149, 38416), (5488, 36043), (6517, 30352), (7448, 26558), (7588, 26068), (9604, 20596), (10298, 19208), (13034, 15176), (13279, 14896)]