3959739

素因数分解:

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

素因数の和:137

約数の個数: 48

約数和(自身を含む): 7086240

約数和(自身を除く): 3126501

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 73, 123, 147, 189, 219, 287, 369, 441, 511, 657, 861, 1107, 1323, 1533, 1971, 2009, 2583, 2993, 3577, 4599, 6027, 7749, 8979, 10731, 13797, 18081, 20951, 26937, 32193, 54243, 62853, 80811, 96579, 146657, 188559, 439971, 565677, 1319913, 3959739]

約数ペア:

[(1, 3959739), (3, 1319913), (7, 565677), (9, 439971), (21, 188559), (27, 146657), (41, 96579), (49, 80811), (63, 62853), (73, 54243), (123, 32193), (147, 26937), (189, 20951), (219, 18081), (287, 13797), (369, 10731), (441, 8979), (511, 7749), (657, 6027), (861, 4599), (1107, 3577), (1323, 2993), (1533, 2583), (1971, 2009)]