2891763

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 4818528

約数和(自身を除く): 1926765

約数列:

[1, 3, 7, 9, 21, 63, 197, 233, 591, 699, 1379, 1631, 1773, 2097, 4137, 4893, 12411, 14679, 45901, 137703, 321307, 413109, 963921, 2891763]

約数ペア:

[(1, 2891763), (3, 963921), (7, 413109), (9, 321307), (21, 137703), (63, 45901), (197, 14679), (233, 12411), (591, 4893), (699, 4137), (1379, 2097), (1631, 1773)]