68486924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{17489}}^1$

素因数の和:17593

約数の個数: 24

約数和(自身を含む): 132224400

約数和(自身を除く): 63737476

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 17489, 34978, 69956, 192379, 384758, 769516, 1556521, 3113042, 6226084, 17121731, 34243462, 68486924]

約数ペア:

[(1, 68486924), (2, 34243462), (4, 17121731), (11, 6226084), (22, 3113042), (44, 1556521), (89, 769516), (178, 384758), (356, 192379), (979, 69956), (1958, 34978), (3916, 17489)]