9239391

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 16161600

約数和(自身を除く): 6922209

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 73, 123, 147, 219, 287, 343, 369, 441, 511, 657, 861, 1029, 1533, 2009, 2583, 2993, 3087, 3577, 4599, 6027, 8979, 10731, 14063, 18081, 20951, 25039, 26937, 32193, 42189, 62853, 75117, 126567, 146657, 188559, 225351, 439971, 1026599, 1319913, 3079797, 9239391]

約数ペア:

[(1, 9239391), (3, 3079797), (7, 1319913), (9, 1026599), (21, 439971), (41, 225351), (49, 188559), (63, 146657), (73, 126567), (123, 75117), (147, 62853), (219, 42189), (287, 32193), (343, 26937), (369, 25039), (441, 20951), (511, 18081), (657, 14063), (861, 10731), (1029, 8979), (1533, 6027), (2009, 4599), (2583, 3577), (2993, 3087)]