2155890246

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{1398113}}^1$

素因数の和:1398375

約数の個数: 16

約数和(自身を含む): 4328560944

約数和(自身を除く): 2172670698

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 1398113, 2796226, 4194339, 8388678, 359315041, 718630082, 1077945123, 2155890246]

約数ペア:

[(1, 2155890246), (2, 1077945123), (3, 718630082), (6, 359315041), (257, 8388678), (514, 4194339), (771, 2796226), (1542, 1398113)]