2278461

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 3248640

約数和(自身を除く): 970179

約数列:

[1, 3, 19, 57, 71, 213, 563, 1349, 1689, 4047, 10697, 32091, 39973, 119919, 759487, 2278461]

約数ペア:

[(1, 2278461), (3, 759487), (19, 119919), (57, 39973), (71, 32091), (213, 10697), (563, 4047), (1349, 1689)]