12520753

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 15390720

約数和(自身を除く): 2869967

約数列:

[1, 7, 19, 47, 133, 329, 893, 2003, 6251, 14021, 38057, 94141, 266399, 658987, 1788679, 12520753]

約数ペア:

[(1, 12520753), (7, 1788679), (19, 658987), (47, 266399), (133, 94141), (329, 38057), (893, 14021), (2003, 6251)]