105780249

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{11981}}^1$

素因数の和:12102

約数の個数: 20

約数和(自身を含む): 159480420

約数和(自身を除く): 53700171

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 11981, 35943, 107829, 323487, 970461, 1305929, 3917787, 11753361, 35260083, 105780249]

約数ペア:

[(1, 105780249), (3, 35260083), (9, 11753361), (27, 3917787), (81, 1305929), (109, 970461), (327, 323487), (981, 107829), (2943, 35943), (8829, 11981)]