28510476

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 68302080

約数和(自身を除く): 39791604

約数列:

[1, 2, 3, 4, 6, 12, 71, 109, 142, 213, 218, 284, 307, 327, 426, 436, 614, 654, 852, 921, 1228, 1308, 1842, 3684, 7739, 15478, 21797, 23217, 30956, 33463, 43594, 46434, 65391, 66926, 87188, 92868, 100389, 130782, 133852, 200778, 261564, 401556, 2375873, 4751746, 7127619, 9503492, 14255238, 28510476]

約数ペア:

[(1, 28510476), (2, 14255238), (3, 9503492), (4, 7127619), (6, 4751746), (12, 2375873), (71, 401556), (109, 261564), (142, 200778), (213, 133852), (218, 130782), (284, 100389), (307, 92868), (327, 87188), (426, 66926), (436, 65391), (614, 46434), (654, 43594), (852, 33463), (921, 30956), (1228, 23217), (1308, 21797), (1842, 15478), (3684, 7739)]