2787904

素因数分解:

$2^6\times 7^3\times {\mathrm{127}}^1$

素因数の和:160

約数の個数: 56

約数和(自身を含む): 6502400

約数和(自身を除く): 3714496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 127, 196, 224, 254, 343, 392, 448, 508, 686, 784, 889, 1016, 1372, 1568, 1778, 2032, 2744, 3136, 3556, 4064, 5488, 6223, 7112, 8128, 10976, 12446, 14224, 21952, 24892, 28448, 43561, 49784, 56896, 87122, 99568, 174244, 199136, 348488, 398272, 696976, 1393952, 2787904]

約数ペア:

[(1, 2787904), (2, 1393952), (4, 696976), (7, 398272), (8, 348488), (14, 199136), (16, 174244), (28, 99568), (32, 87122), (49, 56896), (56, 49784), (64, 43561), (98, 28448), (112, 24892), (127, 21952), (196, 14224), (224, 12446), (254, 10976), (343, 8128), (392, 7112), (448, 6223), (508, 5488), (686, 4064), (784, 3556), (889, 3136), (1016, 2744), (1372, 2032), (1568, 1778)]