78981201

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39709}}^1$

素因数の和:39745

約数の個数: 24

約数和(自身を含む): 130089960

約数和(自身を除く): 51108759

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 39709, 119127, 357381, 516217, 675053, 1548651, 2025159, 4645953, 6075477, 8775689, 26327067, 78981201]

約数ペア:

[(1, 78981201), (3, 26327067), (9, 8775689), (13, 6075477), (17, 4645953), (39, 2025159), (51, 1548651), (117, 675053), (153, 516217), (221, 357381), (663, 119127), (1989, 39709)]