171643172

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{393677}}^1$

素因数の和:393790

約数の個数: 12

約数和(自身を含む): 303132060

約数和(自身を除く): 131488888

約数列:

[1, 2, 4, 109, 218, 436, 393677, 787354, 1574708, 42910793, 85821586, 171643172]

約数ペア:

[(1, 171643172), (2, 85821586), (4, 42910793), (109, 1574708), (218, 787354), (436, 393677)]