87078818

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1193

約数の個数: 16

約数和(自身を含む): 131870400

約数和(自身を除く): 44791582

約数列:

[1, 2, 199, 331, 398, 661, 662, 1322, 65869, 131539, 131738, 218791, 263078, 437582, 43539409, 87078818]

約数ペア:

[(1, 87078818), (2, 43539409), (199, 437582), (331, 263078), (398, 218791), (661, 131738), (662, 131539), (1322, 65869)]