218361319

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{4999}}^1$

素因数の和:5059

約数の個数: 18

約数和(自身を含む): 253365000

約数和(自身を除く): 35003681

約数列:

[1, 11, 19, 121, 209, 361, 2299, 3971, 4999, 43681, 54989, 94981, 604879, 1044791, 1804639, 11492701, 19851029, 218361319]

約数ペア:

[(1, 218361319), (11, 19851029), (19, 11492701), (121, 1804639), (209, 1044791), (361, 604879), (2299, 94981), (3971, 54989), (4999, 43681)]