217759970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{6637}}^1$

素因数の和:6854

約数の個数: 32

約数和(自身を含む): 417238128

約数和(自身を除く): 199478158

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 193, 386, 965, 1930, 3281, 6562, 6637, 13274, 16405, 32810, 33185, 66370, 112829, 225658, 564145, 1128290, 1280941, 2561882, 6404705, 12809410, 21775997, 43551994, 108879985, 217759970]

約数ペア:

[(1, 217759970), (2, 108879985), (5, 43551994), (10, 21775997), (17, 12809410), (34, 6404705), (85, 2561882), (170, 1280941), (193, 1128290), (386, 564145), (965, 225658), (1930, 112829), (3281, 66370), (6562, 33185), (6637, 32810), (13274, 16405)]