161335293

素因数分解:

$3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{3529}}^1$

素因数の和:3857

約数の個数: 24

約数和(自身を含む): 251110080

約数和(自身を除く): 89774787

約数列:

[1, 3, 7, 21, 49, 147, 311, 933, 2177, 3529, 6531, 10587, 15239, 24703, 45717, 74109, 172921, 518763, 1097519, 3292557, 7682633, 23047899, 53778431, 161335293]

約数ペア:

[(1, 161335293), (3, 53778431), (7, 23047899), (21, 7682633), (49, 3292557), (147, 1097519), (311, 518763), (933, 172921), (2177, 74109), (3529, 45717), (6531, 24703), (10587, 15239)]