12447281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 16941312

約数和(自身を除く): 4494031

約数列:

[1, 7, 11, 17, 37, 77, 119, 187, 257, 259, 407, 629, 1309, 1799, 2827, 2849, 4369, 4403, 6919, 9509, 19789, 30583, 48059, 48433, 66563, 104599, 161653, 336413, 732193, 1131571, 1778183, 12447281]

約数ペア:

[(1, 12447281), (7, 1778183), (11, 1131571), (17, 732193), (37, 336413), (77, 161653), (119, 104599), (187, 66563), (257, 48433), (259, 48059), (407, 30583), (629, 19789), (1309, 9509), (1799, 6919), (2827, 4403), (2849, 4369)]