28636572

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 74995200

約数和(自身を除く): 46358628

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 61, 71, 76, 87, 114, 116, 122, 142, 174, 183, 213, 228, 244, 284, 348, 366, 426, 551, 732, 852, 1102, 1159, 1349, 1653, 1769, 2059, 2204, 2318, 2698, 3306, 3477, 3538, 4047, 4118, 4331, 4636, 5307, 5396, 6177, 6612, 6954, 7076, 8094, 8236, 8662, 10614, 12354, 12993, 13908, 16188, 17324, 21228, 24708, 25986, 33611, 39121, 51972, 67222, 78242, 82289, 100833, 117363, 125599, 134444, 156484, 164578, 201666, 234726, 246867, 251198, 329156, 376797, 403332, 469452, 493734, 502396, 753594, 987468, 1507188, 2386381, 4772762, 7159143, 9545524, 14318286, 28636572]

約数ペア:

[(1, 28636572), (2, 14318286), (3, 9545524), (4, 7159143), (6, 4772762), (12, 2386381), (19, 1507188), (29, 987468), (38, 753594), (57, 502396), (58, 493734), (61, 469452), (71, 403332), (76, 376797), (87, 329156), (114, 251198), (116, 246867), (122, 234726), (142, 201666), (174, 164578), (183, 156484), (213, 134444), (228, 125599), (244, 117363), (284, 100833), (348, 82289), (366, 78242), (426, 67222), (551, 51972), (732, 39121), (852, 33611), (1102, 25986), (1159, 24708), (1349, 21228), (1653, 17324), (1769, 16188), (2059, 13908), (2204, 12993), (2318, 12354), (2698, 10614), (3306, 8662), (3477, 8236), (3538, 8094), (4047, 7076), (4118, 6954), (4331, 6612), (4636, 6177), (5307, 5396)]