1309741972

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31973}}^1$

素因数の和:32021

約数の個数: 72

約数和(自身を含む): 3061830240

約数和(自身を除く): 1752088268

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 418, 532, 539, 836, 931, 1078, 1463, 1862, 2156, 2926, 3724, 5852, 10241, 20482, 31973, 40964, 63946, 127892, 223811, 351703, 447622, 607487, 703406, 895244, 1214974, 1406812, 1566677, 2429948, 2461921, 3133354, 4252409, 4923842, 6266708, 6682357, 8504818, 9847684, 13364714, 17009636, 17233447, 26729428, 29766863, 34466894, 46776499, 59533726, 68933788, 93552998, 119067452, 187105996, 327435493, 654870986, 1309741972]

約数ペア:

[(1, 1309741972), (2, 654870986), (4, 327435493), (7, 187105996), (11, 119067452), (14, 93552998), (19, 68933788), (22, 59533726), (28, 46776499), (38, 34466894), (44, 29766863), (49, 26729428), (76, 17233447), (77, 17009636), (98, 13364714), (133, 9847684), (154, 8504818), (196, 6682357), (209, 6266708), (266, 4923842), (308, 4252409), (418, 3133354), (532, 2461921), (539, 2429948), (836, 1566677), (931, 1406812), (1078, 1214974), (1463, 895244), (1862, 703406), (2156, 607487), (2926, 447622), (3724, 351703), (5852, 223811), (10241, 127892), (20482, 63946), (31973, 40964)]