28705376

素因数分解:

$2^5\times 7^2\times {\mathrm{18307}}^1$

素因数の和:18331

約数の個数: 36

約数和(自身を含む): 65744028

約数和(自身を除く): 37038652

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 18307, 36614, 73228, 128149, 146456, 256298, 292912, 512596, 585824, 897043, 1025192, 1794086, 2050384, 3588172, 4100768, 7176344, 14352688, 28705376]

約数ペア:

[(1, 28705376), (2, 14352688), (4, 7176344), (7, 4100768), (8, 3588172), (14, 2050384), (16, 1794086), (28, 1025192), (32, 897043), (49, 585824), (56, 512596), (98, 292912), (112, 256298), (196, 146456), (224, 128149), (392, 73228), (784, 36614), (1568, 18307)]