28705552

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{3221}}^1$

素因数の和:3786

約数の個数: 20

約数和(自身を含む): 55734156

約数和(自身を除く): 27028604

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 3221, 4456, 6442, 8912, 12884, 25768, 51536, 1794097, 3588194, 7176388, 14352776, 28705552]

約数ペア:

[(1, 28705552), (2, 14352776), (4, 7176388), (8, 3588194), (16, 1794097), (557, 51536), (1114, 25768), (2228, 12884), (3221, 8912), (4456, 6442)]