90745686

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 200092464

約数和(自身を除く): 109346778

約数列:

[1, 2, 3, 6, 9, 18, 157, 163, 197, 314, 326, 394, 471, 489, 591, 942, 978, 1182, 1413, 1467, 1773, 2826, 2934, 3546, 25591, 30929, 32111, 51182, 61858, 64222, 76773, 92787, 96333, 153546, 185574, 192666, 230319, 278361, 288999, 460638, 556722, 577998, 5041427, 10082854, 15124281, 30248562, 45372843, 90745686]

約数ペア:

[(1, 90745686), (2, 45372843), (3, 30248562), (6, 15124281), (9, 10082854), (18, 5041427), (157, 577998), (163, 556722), (197, 460638), (314, 288999), (326, 278361), (394, 230319), (471, 192666), (489, 185574), (591, 153546), (942, 96333), (978, 92787), (1182, 76773), (1413, 64222), (1467, 61858), (1773, 51182), (2826, 32111), (2934, 30929), (3546, 25591)]