72404956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{6997}}^1$

素因数の和:7213

約数の個数: 24

約数和(自身を含む): 137160800

約数和(自身を除く): 64755844

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2587, 5174, 6997, 10348, 13994, 27988, 90961, 181922, 363844, 1392403, 2784806, 5569612, 18101239, 36202478, 72404956]

約数ペア:

[(1, 72404956), (2, 36202478), (4, 18101239), (13, 5569612), (26, 2784806), (52, 1392403), (199, 363844), (398, 181922), (796, 90961), (2587, 27988), (5174, 13994), (6997, 10348)]