729904

素因数分解:

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

素因数の和:55

約数の個数: 50

約数和(自身を含む): 1736620

約数和(自身を除く): 1006716

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 931, 1064, 1372, 1862, 2128, 2401, 2744, 3724, 4802, 5488, 6517, 7448, 9604, 13034, 14896, 19208, 26068, 38416, 45619, 52136, 91238, 104272, 182476, 364952, 729904]

約数ペア:

[(1, 729904), (2, 364952), (4, 182476), (7, 104272), (8, 91238), (14, 52136), (16, 45619), (19, 38416), (28, 26068), (38, 19208), (49, 14896), (56, 13034), (76, 9604), (98, 7448), (112, 6517), (133, 5488), (152, 4802), (196, 3724), (266, 2744), (304, 2401), (343, 2128), (392, 1862), (532, 1372), (686, 1064), (784, 931)]