12711255

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 21150720

約数和(自身を除く): 8439465

約数列:

[1, 3, 5, 15, 53, 59, 159, 177, 265, 271, 295, 795, 813, 885, 1355, 3127, 4065, 9381, 14363, 15635, 15989, 43089, 46905, 47967, 71815, 79945, 215445, 239835, 847417, 2542251, 4237085, 12711255]

約数ペア:

[(1, 12711255), (3, 4237085), (5, 2542251), (15, 847417), (53, 239835), (59, 215445), (159, 79945), (177, 71815), (265, 47967), (271, 46905), (295, 43089), (795, 15989), (813, 15635), (885, 14363), (1355, 9381), (3127, 4065)]