128966882

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{17191}}^1$

素因数の和:17246

約数の個数: 24

約数和(自身を含む): 219507456

約数和(自身を除く): 90540574

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 17191, 34382, 189101, 378202, 532921, 1065842, 2080111, 4160222, 5862131, 11724262, 64483441, 128966882]

約数ペア:

[(1, 128966882), (2, 64483441), (11, 11724262), (22, 5862131), (31, 4160222), (62, 2080111), (121, 1065842), (242, 532921), (341, 378202), (682, 189101), (3751, 34382), (7502, 17191)]