64680847

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 84225024

約数和(自身を除く): 19544177

約数列:

[1, 7, 11, 37, 73, 77, 259, 311, 407, 511, 803, 2177, 2701, 2849, 3421, 5621, 11507, 18907, 22703, 23947, 29711, 80549, 126577, 158921, 207977, 249733, 840011, 886039, 1748131, 5880077, 9240121, 64680847]

約数ペア:

[(1, 64680847), (7, 9240121), (11, 5880077), (37, 1748131), (73, 886039), (77, 840011), (259, 249733), (311, 207977), (407, 158921), (511, 126577), (803, 80549), (2177, 29711), (2701, 23947), (2849, 22703), (3421, 18907), (5621, 11507)]