26666235

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13781}}^1$

素因数の和:13835

約数の個数: 24

約数和(自身を含む): 47299824

約数和(自身を除く): 20633589

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 13781, 41343, 68905, 124029, 206715, 592583, 620145, 1777749, 2962915, 5333247, 8888745, 26666235]

約数ペア:

[(1, 26666235), (3, 8888745), (5, 5333247), (9, 2962915), (15, 1777749), (43, 620145), (45, 592583), (129, 206715), (215, 124029), (387, 68905), (645, 41343), (1935, 13781)]