68138924

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 145115712

約数和(自身を除く): 76976788

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 257, 476, 514, 557, 1028, 1114, 1799, 2228, 3598, 3899, 4369, 7196, 7798, 8738, 9469, 15596, 17476, 18938, 30583, 37876, 61166, 66283, 122332, 132566, 143149, 265132, 286298, 572596, 1002043, 2004086, 2433533, 4008172, 4867066, 9734132, 17034731, 34069462, 68138924]

約数ペア:

[(1, 68138924), (2, 34069462), (4, 17034731), (7, 9734132), (14, 4867066), (17, 4008172), (28, 2433533), (34, 2004086), (68, 1002043), (119, 572596), (238, 286298), (257, 265132), (476, 143149), (514, 132566), (557, 122332), (1028, 66283), (1114, 61166), (1799, 37876), (2228, 30583), (3598, 18938), (3899, 17476), (4369, 15596), (7196, 9469), (7798, 8738)]