1287453530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{131507}}^1$

素因数の和:131614

約数の個数: 32

約数和(自身を含む): 2556515520

約数和(自身を除く): 1269061990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 131507, 263014, 657535, 1315070, 1446577, 2893154, 7232885, 11704123, 14465770, 23408246, 58520615, 117041230, 128745353, 257490706, 643726765, 1287453530]

約数ペア:

[(1, 1287453530), (2, 643726765), (5, 257490706), (10, 128745353), (11, 117041230), (22, 58520615), (55, 23408246), (89, 14465770), (110, 11704123), (178, 7232885), (445, 2893154), (890, 1446577), (979, 1315070), (1958, 657535), (4895, 263014), (9790, 131507)]