28857532

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:682

約数の個数: 36

約数和(自身を含む): 56120680

約数和(自身を除く): 27263148

約数列:

[1, 2, 4, 11, 22, 44, 109, 121, 218, 242, 436, 484, 547, 1094, 1199, 2188, 2398, 4796, 6017, 12034, 13189, 24068, 26378, 52756, 59623, 66187, 119246, 132374, 238492, 264748, 655853, 1311706, 2623412, 7214383, 14428766, 28857532]

約数ペア:

[(1, 28857532), (2, 14428766), (4, 7214383), (11, 2623412), (22, 1311706), (44, 655853), (109, 264748), (121, 238492), (218, 132374), (242, 119246), (436, 66187), (484, 59623), (547, 52756), (1094, 26378), (1199, 24068), (2188, 13189), (2398, 12034), (4796, 6017)]