138557336

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{8461}}^1$

素因数の和:8579

約数の個数: 32

約数和(自身を含む): 274168800

約数和(自身を除く): 135611464

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 712, 2047, 4094, 8188, 8461, 16376, 16922, 33844, 67688, 194603, 389206, 753029, 778412, 1506058, 1556824, 3012116, 6024232, 17319667, 34639334, 69278668, 138557336]

約数ペア:

[(1, 138557336), (2, 69278668), (4, 34639334), (8, 17319667), (23, 6024232), (46, 3012116), (89, 1556824), (92, 1506058), (178, 778412), (184, 753029), (356, 389206), (712, 194603), (2047, 67688), (4094, 33844), (8188, 16922), (8461, 16376)]