3990351

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 5557248

約数和(自身を除く): 1566897

約数列:

[1, 3, 31, 93, 107, 321, 401, 1203, 3317, 9951, 12431, 37293, 42907, 128721, 1330117, 3990351]

約数ペア:

[(1, 3990351), (3, 1330117), (31, 128721), (93, 42907), (107, 37293), (321, 12431), (401, 9951), (1203, 3317)]