204540855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{802121}}^1$

素因数の和:802146

約数の個数: 16

約数和(自身を含む): 346516704

約数和(自身を除く): 141975849

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 802121, 2406363, 4010605, 12031815, 13636057, 40908171, 68180285, 204540855]

約数ペア:

[(1, 204540855), (3, 68180285), (5, 40908171), (15, 13636057), (17, 12031815), (51, 4010605), (85, 2406363), (255, 802121)]