390910143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4441}}^1$

素因数の和:4555

約数の個数: 32

約数和(自身を含む): 586059712

約数和(自身を除く): 195149569

約数列:

[1, 3, 13, 37, 39, 61, 111, 183, 481, 793, 1443, 2257, 2379, 4441, 6771, 13323, 29341, 57733, 88023, 164317, 173199, 270901, 492951, 812703, 2136121, 3521713, 6408363, 10023337, 10565139, 30070011, 130303381, 390910143]

約数ペア:

[(1, 390910143), (3, 130303381), (13, 30070011), (37, 10565139), (39, 10023337), (61, 6408363), (111, 3521713), (183, 2136121), (481, 812703), (793, 492951), (1443, 270901), (2257, 173199), (2379, 164317), (4441, 88023), (6771, 57733), (13323, 29341)]