291036213

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7607}}^1$

素因数の和:7738

約数の個数: 32

約数和(自身を含む): 468652800

約数和(自身を除く): 177616587

約数列:

[1, 3, 9, 13, 27, 39, 109, 117, 327, 351, 981, 1417, 2943, 4251, 7607, 12753, 22821, 38259, 68463, 98891, 205389, 296673, 829163, 890019, 2487489, 2670057, 7462467, 10779119, 22387401, 32337357, 97012071, 291036213]

約数ペア:

[(1, 291036213), (3, 97012071), (9, 32337357), (13, 22387401), (27, 10779119), (39, 7462467), (109, 2670057), (117, 2487489), (327, 890019), (351, 829163), (981, 296673), (1417, 205389), (2943, 98891), (4251, 68463), (7607, 38259), (12753, 22821)]