78993873

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1243

約数の個数: 40

約数和(自身を含む): 136046592

約数和(自身を除く): 57052719

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1097, 1143, 2667, 3291, 3429, 7679, 8001, 9873, 10287, 23037, 24003, 29619, 69111, 72009, 88857, 139319, 207333, 417957, 621999, 975233, 1253871, 2925699, 3761613, 8777097, 11284839, 26331291, 78993873]

約数ペア:

[(1, 78993873), (3, 26331291), (7, 11284839), (9, 8777097), (21, 3761613), (27, 2925699), (63, 1253871), (81, 975233), (127, 621999), (189, 417957), (381, 207333), (567, 139319), (889, 88857), (1097, 72009), (1143, 69111), (2667, 29619), (3291, 24003), (3429, 23037), (7679, 10287), (8001, 9873)]