155113072

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{49211}}^1$

素因数の和:49416

約数の個数: 20

約数和(自身を含む): 302063256

約数和(自身を除く): 146950184

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 49211, 98422, 196844, 393688, 787376, 9694567, 19389134, 38778268, 77556536, 155113072]

約数ペア:

[(1, 155113072), (2, 77556536), (4, 38778268), (8, 19389134), (16, 9694567), (197, 787376), (394, 393688), (788, 196844), (1576, 98422), (3152, 49211)]