77878845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 148509504

約数和(自身を除く): 70630659

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 131, 165, 393, 495, 655, 1179, 1201, 1441, 1965, 3603, 4323, 5895, 6005, 7205, 10809, 12969, 13211, 18015, 21615, 39633, 54045, 64845, 66055, 118899, 157331, 198165, 471993, 594495, 786655, 1415979, 1730641, 2359965, 5191923, 7079895, 8653205, 15575769, 25959615, 77878845]

約数ペア:

[(1, 77878845), (3, 25959615), (5, 15575769), (9, 8653205), (11, 7079895), (15, 5191923), (33, 2359965), (45, 1730641), (55, 1415979), (99, 786655), (131, 594495), (165, 471993), (393, 198165), (495, 157331), (655, 118899), (1179, 66055), (1201, 64845), (1441, 54045), (1965, 39633), (3603, 21615), (4323, 18015), (5895, 13211), (6005, 12969), (7205, 10809)]