28542267

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 45864000

約数和(自身を除く): 17321733

約数列:

[1, 3, 9, 13, 27, 39, 117, 233, 349, 351, 699, 1047, 2097, 3029, 3141, 4537, 6291, 9087, 9423, 13611, 27261, 40833, 81317, 81783, 122499, 243951, 731853, 1057121, 2195559, 3171363, 9514089, 28542267]

約数ペア:

[(1, 28542267), (3, 9514089), (9, 3171363), (13, 2195559), (27, 1057121), (39, 731853), (117, 243951), (233, 122499), (349, 81783), (351, 81317), (699, 40833), (1047, 27261), (2097, 13611), (3029, 9423), (3141, 9087), (4537, 6291)]