908531197

素因数分解:

$7^4\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 1106775936

約数和(自身を除く): 198244739

約数列:

[1, 7, 47, 49, 83, 97, 329, 343, 581, 679, 2303, 2401, 3901, 4067, 4559, 4753, 8051, 16121, 27307, 28469, 31913, 33271, 56357, 112847, 191149, 199283, 223391, 232897, 378397, 394499, 1338043, 1563737, 2648779, 2761493, 9366301, 10946159, 18541453, 19330451, 129790171, 908531197]

約数ペア:

[(1, 908531197), (7, 129790171), (47, 19330451), (49, 18541453), (83, 10946159), (97, 9366301), (329, 2761493), (343, 2648779), (581, 1563737), (679, 1338043), (2303, 394499), (2401, 378397), (3901, 232897), (4067, 223391), (4559, 199283), (4753, 191149), (8051, 112847), (16121, 56357), (27307, 33271), (28469, 31913)]