38889447

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 55321200

約数和(自身を除く): 16431753

約数列:

[1, 3, 19, 57, 149, 241, 361, 447, 723, 1083, 2831, 4579, 8493, 13737, 35909, 53789, 87001, 107727, 161367, 261003, 682271, 2046813, 12963149, 38889447]

約数ペア:

[(1, 38889447), (3, 12963149), (19, 2046813), (57, 682271), (149, 261003), (241, 161367), (361, 107727), (447, 87001), (723, 53789), (1083, 35909), (2831, 13737), (4579, 8493)]