289487737

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4229}}^1$

素因数の和:4381

約数の個数: 24

約数和(自身を含む): 370344960

約数和(自身を除く): 80857223

約数列:

[1, 7, 11, 49, 77, 127, 539, 889, 1397, 4229, 6223, 9779, 29603, 46519, 68453, 207221, 325633, 537083, 2279431, 3759581, 5907913, 26317067, 41355391, 289487737]

約数ペア:

[(1, 289487737), (7, 41355391), (11, 26317067), (49, 5907913), (77, 3759581), (127, 2279431), (539, 537083), (889, 325633), (1397, 207221), (4229, 68453), (6223, 46519), (9779, 29603)]