123702901

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 162518400

約数和(自身を除く): 38815499

約数列:

[1, 7, 19, 23, 49, 53, 109, 133, 161, 371, 437, 763, 931, 1007, 1127, 1219, 2071, 2507, 2597, 3059, 5341, 5777, 7049, 8533, 14497, 17549, 21413, 23161, 40439, 47633, 49343, 59731, 101479, 109763, 122843, 132871, 162127, 283073, 333431, 768341, 930097, 1134889, 2334017, 2524549, 5378387, 6510679, 17671843, 123702901]

約数ペア:

[(1, 123702901), (7, 17671843), (19, 6510679), (23, 5378387), (49, 2524549), (53, 2334017), (109, 1134889), (133, 930097), (161, 768341), (371, 333431), (437, 283073), (763, 162127), (931, 132871), (1007, 122843), (1127, 109763), (1219, 101479), (2071, 59731), (2507, 49343), (2597, 47633), (3059, 40439), (5341, 23161), (5777, 21413), (7049, 17549), (8533, 14497)]