146420289

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19913}}^1$

素因数の和:19981

約数の個数: 24

約数和(自身を含む): 227816160

約数和(自身を除く): 81395871

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 19913, 59739, 179217, 378347, 856259, 1135041, 2568777, 3405123, 7706331, 16268921, 48806763, 146420289]

約数ペア:

[(1, 146420289), (3, 48806763), (9, 16268921), (19, 7706331), (43, 3405123), (57, 2568777), (129, 1135041), (171, 856259), (387, 378347), (817, 179217), (2451, 59739), (7353, 19913)]