206850615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{4721}}^1$

素因数の和:4879

約数の個数: 32

約数和(自身を含む): 348143616

約数和(自身を除く): 141293001

約数列:

[1, 3, 5, 15, 23, 69, 115, 127, 345, 381, 635, 1905, 2921, 4721, 8763, 14163, 14605, 23605, 43815, 70815, 108583, 325749, 542915, 599567, 1628745, 1798701, 2997835, 8993505, 13790041, 41370123, 68950205, 206850615]

約数ペア:

[(1, 206850615), (3, 68950205), (5, 41370123), (15, 13790041), (23, 8993505), (69, 2997835), (115, 1798701), (127, 1628745), (345, 599567), (381, 542915), (635, 325749), (1905, 108583), (2921, 70815), (4721, 43815), (8763, 23605), (14163, 14605)]