20210620311

素因数分解:

$3^7\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1669}}^1$

素因数の和:1817

約数の個数: 96

約数和(自身を含む): 35593444800

約数和(自身を除く): 15382824489

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 113, 147, 189, 243, 339, 441, 567, 729, 791, 1017, 1323, 1669, 1701, 2187, 2373, 3051, 3969, 5007, 5103, 5537, 7119, 9153, 11683, 11907, 15021, 15309, 16611, 21357, 27459, 35049, 35721, 45063, 49833, 64071, 81781, 82377, 105147, 107163, 135189, 149499, 188597, 192213, 245343, 247131, 315441, 405567, 448497, 565791, 576639, 736029, 946323, 1216701, 1320179, 1345491, 1697373, 1729917, 2208087, 2838969, 3650103, 3960537, 4036473, 5092119, 6624261, 8516907, 9241253, 11881611, 12109419, 15276357, 19872783, 25550721, 27723759, 35644833, 45829071, 59618349, 83171277, 106934499, 137487213, 178855047, 249513831, 320803497, 412461639, 748541493, 962410491, 2245624479, 2887231473, 6736873437, 20210620311]

約数ペア:

[(1, 20210620311), (3, 6736873437), (7, 2887231473), (9, 2245624479), (21, 962410491), (27, 748541493), (49, 412461639), (63, 320803497), (81, 249513831), (113, 178855047), (147, 137487213), (189, 106934499), (243, 83171277), (339, 59618349), (441, 45829071), (567, 35644833), (729, 27723759), (791, 25550721), (1017, 19872783), (1323, 15276357), (1669, 12109419), (1701, 11881611), (2187, 9241253), (2373, 8516907), (3051, 6624261), (3969, 5092119), (5007, 4036473), (5103, 3960537), (5537, 3650103), (7119, 2838969), (9153, 2208087), (11683, 1729917), (11907, 1697373), (15021, 1345491), (15309, 1320179), (16611, 1216701), (21357, 946323), (27459, 736029), (35049, 576639), (35721, 565791), (45063, 448497), (49833, 405567), (64071, 315441), (81781, 247131), (82377, 245343), (105147, 192213), (107163, 188597), (135189, 149499)]