2152305

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 3888000

約数和(自身を除く): 1735695

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 149, 321, 447, 535, 745, 963, 1341, 1605, 2235, 2889, 4023, 4815, 6705, 14445, 15943, 20115, 47829, 79715, 143487, 239145, 430461, 717435, 2152305]

約数ペア:

[(1, 2152305), (3, 717435), (5, 430461), (9, 239145), (15, 143487), (27, 79715), (45, 47829), (107, 20115), (135, 15943), (149, 14445), (321, 6705), (447, 4815), (535, 4023), (745, 2889), (963, 2235), (1341, 1605)]