51804765

素因数分解:

$3^4\times 5^1\times {\mathrm{127913}}^1$

素因数の和:127930

約数の個数: 20

約数和(自身を含む): 92865564

約数和(自身を除く): 41060799

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 127913, 383739, 639565, 1151217, 1918695, 3453651, 5756085, 10360953, 17268255, 51804765]

約数ペア:

[(1, 51804765), (3, 17268255), (5, 10360953), (9, 5756085), (15, 3453651), (27, 1918695), (45, 1151217), (81, 639565), (135, 383739), (405, 127913)]