28049168

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:317

約数の個数: 80

約数和(自身を含む): 66960000

約数和(自身を除く): 38910832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 269, 304, 343, 392, 532, 538, 686, 784, 931, 1064, 1076, 1372, 1862, 1883, 2128, 2152, 2744, 3724, 3766, 4304, 5111, 5488, 6517, 7448, 7532, 10222, 13034, 13181, 14896, 15064, 20444, 26068, 26362, 30128, 35777, 40888, 52136, 52724, 71554, 81776, 92267, 104272, 105448, 143108, 184534, 210896, 250439, 286216, 369068, 500878, 572432, 738136, 1001756, 1476272, 1753073, 2003512, 3506146, 4007024, 7012292, 14024584, 28049168]

約数ペア:

[(1, 28049168), (2, 14024584), (4, 7012292), (7, 4007024), (8, 3506146), (14, 2003512), (16, 1753073), (19, 1476272), (28, 1001756), (38, 738136), (49, 572432), (56, 500878), (76, 369068), (98, 286216), (112, 250439), (133, 210896), (152, 184534), (196, 143108), (266, 105448), (269, 104272), (304, 92267), (343, 81776), (392, 71554), (532, 52724), (538, 52136), (686, 40888), (784, 35777), (931, 30128), (1064, 26362), (1076, 26068), (1372, 20444), (1862, 15064), (1883, 14896), (2128, 13181), (2152, 13034), (2744, 10222), (3724, 7532), (3766, 7448), (4304, 6517), (5111, 5488)]