53251587

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{15289}}^1$

素因数の和:15344

約数の個数: 20

約数和(自身を含む): 81403960

約数和(自身を除く): 28152373

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 15289, 45867, 137601, 412803, 657427, 1238409, 1972281, 5916843, 17750529, 53251587]

約数ペア:

[(1, 53251587), (3, 17750529), (9, 5916843), (27, 1972281), (43, 1238409), (81, 657427), (129, 412803), (387, 137601), (1161, 45867), (3483, 15289)]