12171951

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:761

約数の個数: 40

約数和(自身を含む): 20908800

約数和(自身を除く): 8736849

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 719, 891, 1539, 1881, 2157, 5643, 6471, 7909, 13661, 16929, 19413, 23727, 40983, 58239, 71181, 122949, 150271, 213543, 368847, 450813, 640629, 1106541, 1352439, 4057317, 12171951]

約数ペア:

[(1, 12171951), (3, 4057317), (9, 1352439), (11, 1106541), (19, 640629), (27, 450813), (33, 368847), (57, 213543), (81, 150271), (99, 122949), (171, 71181), (209, 58239), (297, 40983), (513, 23727), (627, 19413), (719, 16929), (891, 13661), (1539, 7909), (1881, 6471), (2157, 5643)]