128213241

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 191450112

約数和(自身を除く): 63236871

約数列:

[1, 3, 13, 31, 39, 93, 173, 403, 519, 613, 1209, 1839, 2249, 5363, 6747, 7969, 16089, 19003, 23907, 57009, 69719, 106049, 209157, 247039, 318147, 741117, 1378637, 3287519, 4135911, 9862557, 42737747, 128213241]

約数ペア:

[(1, 128213241), (3, 42737747), (13, 9862557), (31, 4135911), (39, 3287519), (93, 1378637), (173, 741117), (403, 318147), (519, 247039), (613, 209157), (1209, 106049), (1839, 69719), (2249, 57009), (5363, 23907), (6747, 19003), (7969, 16089)]