6870015

素因数分解:

$3^4\times 5^1\times {\mathrm{16963}}^1$

素因数の和:16980

約数の個数: 20

約数和(自身を含む): 12315864

約数和(自身を除く): 5445849

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 16963, 50889, 84815, 152667, 254445, 458001, 763335, 1374003, 2290005, 6870015]

約数ペア:

[(1, 6870015), (3, 2290005), (5, 1374003), (9, 763335), (15, 458001), (27, 254445), (45, 152667), (81, 84815), (135, 50889), (405, 16963)]