2560047

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 4230144

約数和(自身を除く): 1670097

約数列:

[1, 3, 7, 17, 21, 51, 71, 101, 119, 213, 303, 357, 497, 707, 1207, 1491, 1717, 2121, 3621, 5151, 7171, 8449, 12019, 21513, 25347, 36057, 50197, 121907, 150591, 365721, 853349, 2560047]

約数ペア:

[(1, 2560047), (3, 853349), (7, 365721), (17, 150591), (21, 121907), (51, 50197), (71, 36057), (101, 25347), (119, 21513), (213, 12019), (303, 8449), (357, 7171), (497, 5151), (707, 3621), (1207, 2121), (1491, 1717)]