249580071

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{3943}}^1$

素因数の和:4503

約数の個数: 24

約数和(自身を含む): 389051936

約数和(自身を除く): 139471865

約数列:

[1, 3, 9, 13, 39, 117, 541, 1623, 3943, 4869, 7033, 11829, 21099, 35487, 51259, 63297, 153777, 461331, 2133163, 6399489, 19198467, 27731119, 83193357, 249580071]

約数ペア:

[(1, 249580071), (3, 83193357), (9, 27731119), (13, 19198467), (39, 6399489), (117, 2133163), (541, 461331), (1623, 153777), (3943, 63297), (4869, 51259), (7033, 35487), (11829, 21099)]