128214572

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{2081}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 228636912

約数和(自身を除く): 100422340

約数列:

[1, 2, 4, 73, 146, 211, 292, 422, 844, 2081, 4162, 8324, 15403, 30806, 61612, 151913, 303826, 439091, 607652, 878182, 1756364, 32053643, 64107286, 128214572]

約数ペア:

[(1, 128214572), (2, 64107286), (4, 32053643), (73, 1756364), (146, 878182), (211, 607652), (292, 439091), (422, 303826), (844, 151913), (2081, 61612), (4162, 30806), (8324, 15403)]