199499139

素因数分解:

$3^3\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1493}}^1$

素因数の和:1617

約数の個数: 48

約数和(自身を含む): 347444640

約数和(自身を除く): 147945501

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 101, 147, 189, 303, 441, 707, 909, 1323, 1493, 2121, 2727, 4479, 4949, 6363, 10451, 13437, 14847, 19089, 31353, 40311, 44541, 73157, 94059, 133623, 150793, 219471, 282177, 452379, 658413, 1055551, 1357137, 1975239, 3166653, 4071411, 7388857, 9499959, 22166571, 28499877, 66499713, 199499139]

約数ペア:

[(1, 199499139), (3, 66499713), (7, 28499877), (9, 22166571), (21, 9499959), (27, 7388857), (49, 4071411), (63, 3166653), (101, 1975239), (147, 1357137), (189, 1055551), (303, 658413), (441, 452379), (707, 282177), (909, 219471), (1323, 150793), (1493, 133623), (2121, 94059), (2727, 73157), (4479, 44541), (4949, 40311), (6363, 31353), (10451, 19089), (13437, 14847)]