3981981

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 5603328

約数和(自身を除く): 1621347

約数列:

[1, 3, 31, 47, 93, 141, 911, 1457, 2733, 4371, 28241, 42817, 84723, 128451, 1327327, 3981981]

約数ペア:

[(1, 3981981), (3, 1327327), (31, 128451), (47, 84723), (93, 42817), (141, 28241), (911, 4371), (1457, 2733)]