213860735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1361}}^1\times {\mathrm{2857}}^1$

素因数の和:4234

約数の個数: 16

約数和(自身を含む): 280266912

約数和(自身を除く): 66406177

約数列:

[1, 5, 11, 55, 1361, 2857, 6805, 14285, 14971, 31427, 74855, 157135, 3888377, 19441885, 42772147, 213860735]

約数ペア:

[(1, 213860735), (5, 42772147), (11, 19441885), (55, 3888377), (1361, 157135), (2857, 74855), (6805, 31427), (14285, 14971)]