173668887

素因数分解:

$3^3\times 7^2\times {\mathrm{149}}^1\times {\mathrm{881}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 301644000

約数和(自身を除く): 127975113

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 149, 189, 441, 447, 881, 1043, 1323, 1341, 2643, 3129, 4023, 6167, 7301, 7929, 9387, 18501, 21903, 23787, 28161, 43169, 55503, 65709, 129507, 131269, 166509, 197127, 388521, 393807, 918883, 1165563, 1181421, 2756649, 3544263, 6432181, 8269947, 19296543, 24809841, 57889629, 173668887]

約数ペア:

[(1, 173668887), (3, 57889629), (7, 24809841), (9, 19296543), (21, 8269947), (27, 6432181), (49, 3544263), (63, 2756649), (147, 1181421), (149, 1165563), (189, 918883), (441, 393807), (447, 388521), (881, 197127), (1043, 166509), (1323, 131269), (1341, 129507), (2643, 65709), (3129, 55503), (4023, 43169), (6167, 28161), (7301, 23787), (7929, 21903), (9387, 18501)]