5247021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 8122240

約数和(自身を除く): 2875219

約数列:

[1, 3, 13, 19, 39, 57, 73, 97, 219, 247, 291, 741, 949, 1261, 1387, 1843, 2847, 3783, 4161, 5529, 7081, 18031, 21243, 23959, 54093, 71877, 92053, 134539, 276159, 403617, 1749007, 5247021]

約数ペア:

[(1, 5247021), (3, 1749007), (13, 403617), (19, 276159), (39, 134539), (57, 92053), (73, 71877), (97, 54093), (219, 23959), (247, 21243), (291, 18031), (741, 7081), (949, 5529), (1261, 4161), (1387, 3783), (1843, 2847)]