12120689

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 15212160

約数和(自身を除く): 3091471

約数列:

[1, 7, 19, 47, 49, 133, 277, 329, 893, 931, 1939, 2303, 5263, 6251, 13019, 13573, 36841, 43757, 91133, 247361, 257887, 637931, 1731527, 12120689]

約数ペア:

[(1, 12120689), (7, 1731527), (19, 637931), (47, 257887), (49, 247361), (133, 91133), (277, 43757), (329, 36841), (893, 13573), (931, 13019), (1939, 6251), (2303, 5263)]