28957448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{278437}}^1$

素因数の和:278456

約数の個数: 16

約数和(自身を含む): 58471980

約数和(自身を除く): 29514532

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 278437, 556874, 1113748, 2227496, 3619681, 7239362, 14478724, 28957448]

約数ペア:

[(1, 28957448), (2, 14478724), (4, 7239362), (8, 3619681), (13, 2227496), (26, 1113748), (52, 556874), (104, 278437)]