16654967

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 21233664

約数和(自身を除く): 4578697

約数列:

[1, 7, 23, 31, 47, 71, 161, 217, 329, 497, 713, 1081, 1457, 1633, 2201, 3337, 4991, 7567, 10199, 11431, 15407, 23359, 33511, 50623, 76751, 103447, 234577, 354361, 537257, 724129, 2379281, 16654967]

約数ペア:

[(1, 16654967), (7, 2379281), (23, 724129), (31, 537257), (47, 354361), (71, 234577), (161, 103447), (217, 76751), (329, 50623), (497, 33511), (713, 23359), (1081, 15407), (1457, 11431), (1633, 10199), (2201, 7567), (3337, 4991)]