2818005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 4904064

約数和(自身を除く): 2086059

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 257, 645, 731, 771, 1285, 2193, 3655, 3855, 4369, 10965, 11051, 13107, 21845, 33153, 55255, 65535, 165765, 187867, 563601, 939335, 2818005]

約数ペア:

[(1, 2818005), (3, 939335), (5, 563601), (15, 187867), (17, 165765), (43, 65535), (51, 55255), (85, 33153), (129, 21845), (215, 13107), (255, 11051), (257, 10965), (645, 4369), (731, 3855), (771, 3655), (1285, 2193)]