199407887

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{14783}}^1$

素因数の和:14878

約数の個数: 16

約数和(自身を含む): 238436352

約数和(自身を除く): 39028465

約数列:

[1, 7, 41, 47, 287, 329, 1927, 13489, 14783, 103481, 606103, 694801, 4242721, 4863607, 28486841, 199407887]

約数ペア:

[(1, 199407887), (7, 28486841), (41, 4863607), (47, 4242721), (287, 694801), (329, 606103), (1927, 103481), (13489, 14783)]