31662306

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 82736640

約数和(自身を除く): 51074334

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 37, 39, 46, 53, 54, 69, 74, 78, 106, 111, 117, 138, 159, 207, 222, 234, 299, 318, 333, 351, 414, 477, 481, 598, 621, 666, 689, 702, 851, 897, 954, 962, 999, 1219, 1242, 1378, 1431, 1443, 1702, 1794, 1961, 1998, 2067, 2438, 2553, 2691, 2862, 2886, 3657, 3922, 4134, 4329, 5106, 5382, 5883, 6201, 7314, 7659, 8073, 8658, 10971, 11063, 11766, 12402, 12987, 15318, 15847, 16146, 17649, 18603, 21942, 22126, 22977, 25493, 25974, 31694, 32913, 33189, 35298, 37206, 45103, 45954, 47541, 50986, 52947, 65826, 66378, 76479, 90206, 95082, 99567, 105894, 135309, 142623, 152958, 199134, 229437, 270618, 285246, 298701, 405927, 427869, 458874, 586339, 597402, 688311, 811854, 855738, 1172678, 1217781, 1376622, 1759017, 2435562, 3518034, 5277051, 10554102, 15831153, 31662306]

約数ペア:

[(1, 31662306), (2, 15831153), (3, 10554102), (6, 5277051), (9, 3518034), (13, 2435562), (18, 1759017), (23, 1376622), (26, 1217781), (27, 1172678), (37, 855738), (39, 811854), (46, 688311), (53, 597402), (54, 586339), (69, 458874), (74, 427869), (78, 405927), (106, 298701), (111, 285246), (117, 270618), (138, 229437), (159, 199134), (207, 152958), (222, 142623), (234, 135309), (299, 105894), (318, 99567), (333, 95082), (351, 90206), (414, 76479), (477, 66378), (481, 65826), (598, 52947), (621, 50986), (666, 47541), (689, 45954), (702, 45103), (851, 37206), (897, 35298), (954, 33189), (962, 32913), (999, 31694), (1219, 25974), (1242, 25493), (1378, 22977), (1431, 22126), (1443, 21942), (1702, 18603), (1794, 17649), (1961, 16146), (1998, 15847), (2067, 15318), (2438, 12987), (2553, 12402), (2691, 11766), (2862, 11063), (2886, 10971), (3657, 8658), (3922, 8073), (4134, 7659), (4329, 7314), (5106, 6201), (5382, 5883)]