280147148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1997}}^1\times {\mathrm{2063}}^1$

素因数の和:4081

約数の個数: 24

約数和(自身を含む): 519607872

約数和(自身を除く): 239460724

約数列:

[1, 2, 4, 17, 34, 68, 1997, 2063, 3994, 4126, 7988, 8252, 33949, 35071, 67898, 70142, 135796, 140284, 4119811, 8239622, 16479244, 70036787, 140073574, 280147148]

約数ペア:

[(1, 280147148), (2, 140073574), (4, 70036787), (17, 16479244), (34, 8239622), (68, 4119811), (1997, 140284), (2063, 135796), (3994, 70142), (4126, 67898), (7988, 35071), (8252, 33949)]