13238456

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21491}}^1$

素因数の和:21515

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 17710024

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 21491, 42982, 85964, 150437, 171928, 236401, 300874, 472802, 601748, 945604, 1203496, 1654807, 1891208, 3309614, 6619228, 13238456]

約数ペア:

[(1, 13238456), (2, 6619228), (4, 3309614), (7, 1891208), (8, 1654807), (11, 1203496), (14, 945604), (22, 601748), (28, 472802), (44, 300874), (56, 236401), (77, 171928), (88, 150437), (154, 85964), (308, 42982), (616, 21491)]