628180413

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2503}}^1$

素因数の和:2586

約数の個数: 64

約数和(自身を含む): 1096151040

約数和(自身を除く): 467970627

約数列:

[1, 3, 7, 17, 19, 21, 37, 51, 57, 111, 119, 133, 259, 323, 357, 399, 629, 703, 777, 969, 1887, 2109, 2261, 2503, 4403, 4921, 6783, 7509, 11951, 13209, 14763, 17521, 35853, 42551, 47557, 52563, 83657, 92611, 127653, 142671, 250971, 277833, 297857, 332899, 648277, 808469, 893571, 998697, 1574387, 1759609, 1944831, 2425407, 4723161, 5278827, 5659283, 11020709, 12317263, 16977849, 29913353, 33062127, 36951789, 89740059, 209393471, 628180413]

約数ペア:

[(1, 628180413), (3, 209393471), (7, 89740059), (17, 36951789), (19, 33062127), (21, 29913353), (37, 16977849), (51, 12317263), (57, 11020709), (111, 5659283), (119, 5278827), (133, 4723161), (259, 2425407), (323, 1944831), (357, 1759609), (399, 1574387), (629, 998697), (703, 893571), (777, 808469), (969, 648277), (1887, 332899), (2109, 297857), (2261, 277833), (2503, 250971), (4403, 142671), (4921, 127653), (6783, 92611), (7509, 83657), (11951, 52563), (13209, 47557), (14763, 42551), (17521, 35853)]