31393947

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3259}}^1$

素因数の和:3307

約数の個数: 24

約数和(自身を含む): 47726400

約数和(自身を除く): 16332453

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 3259, 9633, 9777, 42367, 61921, 127101, 185763, 550771, 804973, 1652313, 2414919, 10464649, 31393947]

約数ペア:

[(1, 31393947), (3, 10464649), (13, 2414919), (19, 1652313), (39, 804973), (57, 550771), (169, 185763), (247, 127101), (507, 61921), (741, 42367), (3211, 9777), (3259, 9633)]