9156728

素因数分解:

$2^3\times 7^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 20736000

約数和(自身を除く): 11579272

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 71, 94, 98, 142, 188, 196, 284, 329, 343, 376, 392, 497, 568, 658, 686, 994, 1316, 1372, 1988, 2303, 2632, 2744, 3337, 3479, 3976, 4606, 6674, 6958, 9212, 13348, 13916, 16121, 18424, 23359, 24353, 26696, 27832, 32242, 46718, 48706, 64484, 93436, 97412, 128968, 163513, 186872, 194824, 327026, 654052, 1144591, 1308104, 2289182, 4578364, 9156728]

約数ペア:

[(1, 9156728), (2, 4578364), (4, 2289182), (7, 1308104), (8, 1144591), (14, 654052), (28, 327026), (47, 194824), (49, 186872), (56, 163513), (71, 128968), (94, 97412), (98, 93436), (142, 64484), (188, 48706), (196, 46718), (284, 32242), (329, 27832), (343, 26696), (376, 24353), (392, 23359), (497, 18424), (568, 16121), (658, 13916), (686, 13348), (994, 9212), (1316, 6958), (1372, 6674), (1988, 4606), (2303, 3976), (2632, 3479), (2744, 3337)]