27912536

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 53460000

約数和(自身を除く): 25547464

約数列:

[1, 2, 4, 8, 89, 178, 197, 199, 356, 394, 398, 712, 788, 796, 1576, 1592, 17533, 17711, 35066, 35422, 39203, 70132, 70844, 78406, 140264, 141688, 156812, 313624, 3489067, 6978134, 13956268, 27912536]

約数ペア:

[(1, 27912536), (2, 13956268), (4, 6978134), (8, 3489067), (89, 313624), (178, 156812), (197, 141688), (199, 140264), (356, 78406), (394, 70844), (398, 70132), (712, 39203), (788, 35422), (796, 35066), (1576, 17711), (1592, 17533)]