3998903038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{8429}}^1$

素因数の和:8772

約数の個数: 32

約数和(自身を含む): 6577018560

約数和(自身を除く): 2578115522

約数列:

[1, 2, 13, 26, 71, 142, 257, 514, 923, 1846, 3341, 6682, 8429, 16858, 18247, 36494, 109577, 219154, 237211, 474422, 598459, 1196918, 2166253, 4332506, 7779967, 15559934, 28161289, 56322578, 153803963, 307607926, 1999451519, 3998903038]

約数ペア:

[(1, 3998903038), (2, 1999451519), (13, 307607926), (26, 153803963), (71, 56322578), (142, 28161289), (257, 15559934), (514, 7779967), (923, 4332506), (1846, 2166253), (3341, 1196918), (6682, 598459), (8429, 474422), (16858, 237211), (18247, 219154), (36494, 109577)]