646564149

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1451}}^1$

素因数の和:2118

約数の個数: 48

約数和(自身を含む): 1166989824

約数和(自身を除く): 520425675

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 643, 693, 1451, 1929, 4353, 4501, 5787, 7073, 10157, 13059, 13503, 15961, 21219, 30471, 40509, 47883, 49511, 63657, 91413, 111727, 143649, 148533, 335181, 445599, 932993, 1005543, 2798979, 6530951, 8396937, 10262923, 19592853, 30788769, 58778559, 71840461, 92366307, 215521383, 646564149]

約数ペア:

[(1, 646564149), (3, 215521383), (7, 92366307), (9, 71840461), (11, 58778559), (21, 30788769), (33, 19592853), (63, 10262923), (77, 8396937), (99, 6530951), (231, 2798979), (643, 1005543), (693, 932993), (1451, 445599), (1929, 335181), (4353, 148533), (4501, 143649), (5787, 111727), (7073, 91413), (10157, 63657), (13059, 49511), (13503, 47883), (15961, 40509), (21219, 30471)]