268941681

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 137483919

約数列:

[1, 3, 9, 27, 71, 213, 239, 587, 639, 717, 1761, 1917, 2151, 5283, 6453, 15849, 16969, 41677, 50907, 125031, 140293, 152721, 375093, 420879, 458163, 1125279, 1262637, 3787911, 9960803, 29882409, 89647227, 268941681]

約数ペア:

[(1, 268941681), (3, 89647227), (9, 29882409), (27, 9960803), (71, 3787911), (213, 1262637), (239, 1125279), (587, 458163), (639, 420879), (717, 375093), (1761, 152721), (1917, 140293), (2151, 125031), (5283, 50907), (6453, 41677), (15849, 16969)]