279707987

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2297}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 347457600

約数和(自身を除く): 67749613

約数列:

[1, 13, 17, 19, 29, 221, 247, 323, 377, 493, 551, 2297, 4199, 6409, 7163, 9367, 29861, 39049, 43643, 66613, 121771, 507637, 567359, 741931, 865969, 1132421, 1265647, 9645103, 14721473, 16453411, 21515999, 279707987]

約数ペア:

[(1, 279707987), (13, 21515999), (17, 16453411), (19, 14721473), (29, 9645103), (221, 1265647), (247, 1132421), (323, 865969), (377, 741931), (493, 567359), (551, 507637), (2297, 121771), (4199, 66613), (6409, 43643), (7163, 39049), (9367, 29861)]