918255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 1681344

約数和(自身を除く): 763089

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 277, 663, 831, 1105, 1385, 3315, 3601, 4155, 4709, 10803, 14127, 18005, 23545, 54015, 61217, 70635, 183651, 306085, 918255]

約数ペア:

[(1, 918255), (3, 306085), (5, 183651), (13, 70635), (15, 61217), (17, 54015), (39, 23545), (51, 18005), (65, 14127), (85, 10803), (195, 4709), (221, 4155), (255, 3601), (277, 3315), (663, 1385), (831, 1105)]