12678008

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 28723200

約数和(自身を除く): 16045192

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 67, 109, 124, 134, 217, 218, 248, 268, 434, 436, 469, 536, 763, 868, 872, 938, 1526, 1736, 1876, 2077, 3052, 3379, 3752, 4154, 6104, 6758, 7303, 8308, 13516, 14539, 14606, 16616, 23653, 27032, 29078, 29212, 47306, 51121, 58156, 58424, 94612, 102242, 116312, 189224, 204484, 226393, 408968, 452786, 905572, 1584751, 1811144, 3169502, 6339004, 12678008]

約数ペア:

[(1, 12678008), (2, 6339004), (4, 3169502), (7, 1811144), (8, 1584751), (14, 905572), (28, 452786), (31, 408968), (56, 226393), (62, 204484), (67, 189224), (109, 116312), (124, 102242), (134, 94612), (217, 58424), (218, 58156), (248, 51121), (268, 47306), (434, 29212), (436, 29078), (469, 27032), (536, 23653), (763, 16616), (868, 14606), (872, 14539), (938, 13516), (1526, 8308), (1736, 7303), (1876, 6758), (2077, 6104), (3052, 4154), (3379, 3752)]