28252381773

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1\times {\mathrm{2089}}^1$

素因数の和:2698

約数の個数: 64

約数和(自身を含む): 47460188160

約数和(自身を除く): 19207806387

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 231, 381, 461, 889, 1383, 1397, 2089, 2667, 3227, 4191, 5071, 6267, 9681, 9779, 14623, 15213, 22979, 29337, 35497, 43869, 58547, 68937, 106491, 160853, 175641, 265303, 409829, 482559, 644017, 795909, 963029, 1229487, 1857121, 1932051, 2889087, 2918333, 4508119, 5571363, 6741203, 8754999, 10593319, 13524357, 20223609, 20428331, 31779957, 61284993, 74153233, 122304683, 222459699, 366914049, 856132781, 1345351513, 2568398343, 4036054539, 9417460591, 28252381773]

約数ペア:

[(1, 28252381773), (3, 9417460591), (7, 4036054539), (11, 2568398343), (21, 1345351513), (33, 856132781), (77, 366914049), (127, 222459699), (231, 122304683), (381, 74153233), (461, 61284993), (889, 31779957), (1383, 20428331), (1397, 20223609), (2089, 13524357), (2667, 10593319), (3227, 8754999), (4191, 6741203), (5071, 5571363), (6267, 4508119), (9681, 2918333), (9779, 2889087), (14623, 1932051), (15213, 1857121), (22979, 1229487), (29337, 963029), (35497, 795909), (43869, 644017), (58547, 482559), (68937, 409829), (106491, 265303), (160853, 175641)]