200620305

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{29921}}^1$

素因数の和:30081

約数の個数: 24

約数和(自身を含む): 350087400

約数和(自身を除く): 149467095

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 29921, 89763, 149605, 269289, 448815, 1346445, 4458229, 13374687, 22291145, 40124061, 66873435, 200620305]

約数ペア:

[(1, 200620305), (3, 66873435), (5, 40124061), (9, 22291145), (15, 13374687), (45, 4458229), (149, 1346445), (447, 448815), (745, 269289), (1341, 149605), (2235, 89763), (6705, 29921)]