3888386

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 16

約数和(自身を含む): 5987520

約数和(自身を除く): 2099134

約数列:

[1, 2, 71, 139, 142, 197, 278, 394, 9869, 13987, 19738, 27383, 27974, 54766, 1944193, 3888386]

約数ペア:

[(1, 3888386), (2, 1944193), (71, 54766), (139, 27974), (142, 27383), (197, 19738), (278, 13987), (394, 9869)]