90990885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1493}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 154897920

約数和(自身を除く): 63907035

約数列:

[1, 3, 5, 15, 17, 51, 85, 239, 255, 717, 1195, 1493, 3585, 4063, 4479, 7465, 12189, 20315, 22395, 25381, 60945, 76143, 126905, 356827, 380715, 1070481, 1784135, 5352405, 6066059, 18198177, 30330295, 90990885]

約数ペア:

[(1, 90990885), (3, 30330295), (5, 18198177), (15, 6066059), (17, 5352405), (51, 1784135), (85, 1070481), (239, 380715), (255, 356827), (717, 126905), (1195, 76143), (1493, 60945), (3585, 25381), (4063, 22395), (4479, 20315), (7465, 12189)]