1666869652

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 3740385600

約数和(自身を除く): 2073515948

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 59, 61, 68, 98, 118, 119, 122, 139, 196, 236, 238, 244, 278, 413, 427, 476, 556, 826, 833, 854, 973, 1003, 1037, 1652, 1666, 1708, 1946, 2006, 2074, 2363, 2891, 2989, 3332, 3599, 3892, 4012, 4148, 4726, 5782, 5978, 6811, 7021, 7198, 7259, 8201, 8479, 9452, 11564, 11956, 13622, 14042, 14396, 14518, 16402, 16541, 16958, 25193, 27244, 28084, 29036, 32804, 33082, 33916, 49147, 50386, 50813, 57407, 59353, 61183, 66164, 98294, 100772, 101626, 114814, 115787, 118706, 122366, 139417, 144143, 176351, 196588, 203252, 229628, 231574, 237412, 244732, 278834, 288286, 352702, 401849, 415471, 428281, 463148, 500261, 557668, 576572, 705404, 803698, 830942, 856562, 975919, 1000522, 1009001, 1607396, 1661884, 1713124, 1951838, 2001044, 2018002, 2997967, 3501827, 3903676, 4036004, 5995934, 6831433, 7003654, 7063007, 8504437, 11991868, 13662866, 14007308, 14126014, 17008874, 24512789, 27325732, 28252028, 34017748, 49025578, 59531059, 98051156, 119062118, 238124236, 416717413, 833434826, 1666869652]

約数ペア:

[(1, 1666869652), (2, 833434826), (4, 416717413), (7, 238124236), (14, 119062118), (17, 98051156), (28, 59531059), (34, 49025578), (49, 34017748), (59, 28252028), (61, 27325732), (68, 24512789), (98, 17008874), (118, 14126014), (119, 14007308), (122, 13662866), (139, 11991868), (196, 8504437), (236, 7063007), (238, 7003654), (244, 6831433), (278, 5995934), (413, 4036004), (427, 3903676), (476, 3501827), (556, 2997967), (826, 2018002), (833, 2001044), (854, 1951838), (973, 1713124), (1003, 1661884), (1037, 1607396), (1652, 1009001), (1666, 1000522), (1708, 975919), (1946, 856562), (2006, 830942), (2074, 803698), (2363, 705404), (2891, 576572), (2989, 557668), (3332, 500261), (3599, 463148), (3892, 428281), (4012, 415471), (4148, 401849), (4726, 352702), (5782, 288286), (5978, 278834), (6811, 244732), (7021, 237412), (7198, 231574), (7259, 229628), (8201, 203252), (8479, 196588), (9452, 176351), (11564, 144143), (11956, 139417), (13622, 122366), (14042, 118706), (14396, 115787), (14518, 114814), (16402, 101626), (16541, 100772), (16958, 98294), (25193, 66164), (27244, 61183), (28084, 59353), (29036, 57407), (32804, 50813), (33082, 50386), (33916, 49147)]