77561583

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 116954880

約数和(自身を除く): 39393297

約数列:

[1, 3, 11, 33, 37, 111, 139, 407, 417, 457, 1221, 1371, 1529, 4587, 5027, 5143, 15081, 15429, 16909, 50727, 56573, 63523, 169719, 185999, 190569, 557997, 698753, 2096259, 2350351, 7051053, 25853861, 77561583]

約数ペア:

[(1, 77561583), (3, 25853861), (11, 7051053), (33, 2350351), (37, 2096259), (111, 698753), (139, 557997), (407, 190569), (417, 185999), (457, 169719), (1221, 63523), (1371, 56573), (1529, 50727), (4587, 16909), (5027, 15429), (5143, 15081)]