31505193

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{1879}}^1$

素因数の和:1920

約数の個数: 28

約数和(自身を含む): 49316160

約数和(自身を除く): 17810967

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1863, 1879, 5589, 5637, 16767, 16911, 43217, 50733, 129651, 152199, 388953, 456597, 1166859, 1369791, 3500577, 10501731, 31505193]

約数ペア:

[(1, 31505193), (3, 10501731), (9, 3500577), (23, 1369791), (27, 1166859), (69, 456597), (81, 388953), (207, 152199), (243, 129651), (621, 50733), (729, 43217), (1863, 16911), (1879, 16767), (5589, 5637)]