2806167

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 4856320

約数和(自身を除く): 2050153

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 541, 741, 1623, 1729, 3787, 5187, 7033, 10279, 11361, 21099, 30837, 49231, 71953, 133627, 147693, 215859, 400881, 935389, 2806167]

約数ペア:

[(1, 2806167), (3, 935389), (7, 400881), (13, 215859), (19, 147693), (21, 133627), (39, 71953), (57, 49231), (91, 30837), (133, 21099), (247, 11361), (273, 10279), (399, 7033), (541, 5187), (741, 3787), (1623, 1729)]