189403902

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 450908640

約数和(自身を除く): 261504738

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 61, 73, 102, 122, 139, 146, 153, 183, 219, 278, 306, 366, 417, 438, 549, 657, 834, 1037, 1098, 1241, 1251, 1314, 2074, 2363, 2482, 2502, 3111, 3723, 4453, 4726, 6222, 7089, 7446, 8479, 8906, 9333, 10147, 11169, 13359, 14178, 16958, 18666, 20294, 21267, 22338, 25437, 26718, 30441, 40077, 42534, 50874, 60882, 75701, 76311, 80154, 91323, 144143, 151402, 152622, 172499, 182646, 227103, 288286, 344998, 432429, 454206, 517497, 618967, 681309, 864858, 1034994, 1237934, 1297287, 1362618, 1552491, 1856901, 2594574, 3104982, 3713802, 5570703, 10522439, 11141406, 21044878, 31567317, 63134634, 94701951, 189403902]

約数ペア:

[(1, 189403902), (2, 94701951), (3, 63134634), (6, 31567317), (9, 21044878), (17, 11141406), (18, 10522439), (34, 5570703), (51, 3713802), (61, 3104982), (73, 2594574), (102, 1856901), (122, 1552491), (139, 1362618), (146, 1297287), (153, 1237934), (183, 1034994), (219, 864858), (278, 681309), (306, 618967), (366, 517497), (417, 454206), (438, 432429), (549, 344998), (657, 288286), (834, 227103), (1037, 182646), (1098, 172499), (1241, 152622), (1251, 151402), (1314, 144143), (2074, 91323), (2363, 80154), (2482, 76311), (2502, 75701), (3111, 60882), (3723, 50874), (4453, 42534), (4726, 40077), (6222, 30441), (7089, 26718), (7446, 25437), (8479, 22338), (8906, 21267), (9333, 20294), (10147, 18666), (11169, 16958), (13359, 14178)]