388634911

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{1361}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 473256864

約数和(自身を除く): 84621953

約数列:

[1, 7, 19, 113, 133, 361, 791, 1361, 2147, 2527, 9527, 15029, 25859, 40793, 153793, 181013, 285551, 491321, 1076551, 2922067, 3439247, 20454469, 55519273, 388634911]

約数ペア:

[(1, 388634911), (7, 55519273), (19, 20454469), (113, 3439247), (133, 2922067), (361, 1076551), (791, 491321), (1361, 285551), (2147, 181013), (2527, 153793), (9527, 40793), (15029, 25859)]