121569488

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{38569}}^1$

素因数の和:38774

約数の個数: 20

約数和(自身を含む): 236742660

約数和(自身を除く): 115173172

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 38569, 77138, 154276, 308552, 617104, 7598093, 15196186, 30392372, 60784744, 121569488]

約数ペア:

[(1, 121569488), (2, 60784744), (4, 30392372), (8, 15196186), (16, 7598093), (197, 617104), (394, 308552), (788, 154276), (1576, 77138), (3152, 38569)]