6681555

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 12165120

約数和(自身を除く): 5483565

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1151, 1161, 1935, 3453, 5755, 5805, 10359, 17265, 31077, 49493, 51795, 148479, 155385, 247465, 445437, 742395, 1336311, 2227185, 6681555]

約数ペア:

[(1, 6681555), (3, 2227185), (5, 1336311), (9, 742395), (15, 445437), (27, 247465), (43, 155385), (45, 148479), (129, 51795), (135, 49493), (215, 31077), (387, 17265), (645, 10359), (1151, 5805), (1161, 5755), (1935, 3453)]