28923328

素因数分解:

$2^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:450

約数の個数: 84

約数和(自身を含む): 69841872

約数和(自身を除く): 40918544

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 161, 184, 196, 224, 322, 368, 392, 401, 448, 644, 736, 784, 802, 1127, 1288, 1472, 1568, 1604, 2254, 2576, 2807, 3136, 3208, 4508, 5152, 5614, 6416, 9016, 9223, 10304, 11228, 12832, 18032, 18446, 19649, 22456, 25664, 36064, 36892, 39298, 44912, 64561, 72128, 73784, 78596, 89824, 129122, 147568, 157192, 179648, 258244, 295136, 314384, 451927, 516488, 590272, 628768, 903854, 1032976, 1257536, 1807708, 2065952, 3615416, 4131904, 7230832, 14461664, 28923328]

約数ペア:

[(1, 28923328), (2, 14461664), (4, 7230832), (7, 4131904), (8, 3615416), (14, 2065952), (16, 1807708), (23, 1257536), (28, 1032976), (32, 903854), (46, 628768), (49, 590272), (56, 516488), (64, 451927), (92, 314384), (98, 295136), (112, 258244), (161, 179648), (184, 157192), (196, 147568), (224, 129122), (322, 89824), (368, 78596), (392, 73784), (401, 72128), (448, 64561), (644, 44912), (736, 39298), (784, 36892), (802, 36064), (1127, 25664), (1288, 22456), (1472, 19649), (1568, 18446), (1604, 18032), (2254, 12832), (2576, 11228), (2807, 10304), (3136, 9223), (3208, 9016), (4508, 6416), (5152, 5614)]