54757215

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2551}}^1$

素因数の和:2621

約数の個数: 40

約数和(自身を含む): 100048608

約数和(自身を除く): 45291393

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 2551, 4293, 7155, 7653, 12755, 21465, 22959, 38265, 68877, 114795, 135203, 206631, 344385, 405609, 676015, 1033155, 1216827, 2028045, 3650481, 6084135, 10951443, 18252405, 54757215]

約数ペア:

[(1, 54757215), (3, 18252405), (5, 10951443), (9, 6084135), (15, 3650481), (27, 2028045), (45, 1216827), (53, 1033155), (81, 676015), (135, 405609), (159, 344385), (265, 206631), (405, 135203), (477, 114795), (795, 68877), (1431, 38265), (2385, 22959), (2551, 21465), (4293, 12755), (7155, 7653)]