28128968

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26437}}^1$

素因数の和:26469

約数の個数: 32

約数和(自身を含む): 63451200

約数和(自身を除く): 35322232

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 26437, 52874, 105748, 185059, 211496, 370118, 502303, 740236, 1004606, 1480472, 2009212, 3516121, 4018424, 7032242, 14064484, 28128968]

約数ペア:

[(1, 28128968), (2, 14064484), (4, 7032242), (7, 4018424), (8, 3516121), (14, 2009212), (19, 1480472), (28, 1004606), (38, 740236), (56, 502303), (76, 370118), (133, 211496), (152, 185059), (266, 105748), (532, 52874), (1064, 26437)]