1633667

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 1989120

約数和(自身を除く): 355453

約数列:

[1, 7, 23, 73, 139, 161, 511, 973, 1679, 3197, 10147, 11753, 22379, 71029, 233381, 1633667]

約数ペア:

[(1, 1633667), (7, 233381), (23, 71029), (73, 22379), (139, 11753), (161, 10147), (511, 3197), (973, 1679)]