12209373

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 40

約数和(自身を含む): 20281536

約数和(自身を除く): 8072163

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 193, 213, 297, 579, 639, 781, 891, 1737, 1917, 2123, 2343, 5211, 5751, 6369, 7029, 13703, 15633, 19107, 21087, 41109, 57321, 63261, 123327, 150733, 171963, 369981, 452199, 1109943, 1356597, 4069791, 12209373]

約数ペア:

[(1, 12209373), (3, 4069791), (9, 1356597), (11, 1109943), (27, 452199), (33, 369981), (71, 171963), (81, 150733), (99, 123327), (193, 63261), (213, 57321), (297, 41109), (579, 21087), (639, 19107), (781, 15633), (891, 13703), (1737, 7029), (1917, 6369), (2123, 5751), (2343, 5211)]