31225311

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5233}}^1$

素因数の和:5272

約数の個数: 32

約数和(自身を含む): 52758720

約数和(自身を除く): 21533409

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5233, 5967, 15699, 47097, 68029, 88961, 141291, 204087, 266883, 612261, 800649, 1156493, 1836783, 2401947, 3469479, 10408437, 31225311]

約数ペア:

[(1, 31225311), (3, 10408437), (9, 3469479), (13, 2401947), (17, 1836783), (27, 1156493), (39, 800649), (51, 612261), (117, 266883), (153, 204087), (221, 141291), (351, 88961), (459, 68029), (663, 47097), (1989, 15699), (5233, 5967)]