256445956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{170057}}^1$

素因数の和:170103

約数の個数: 24

約数和(自身を含む): 499970520

約数和(自身を除く): 243524564

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 170057, 340114, 680228, 2210741, 4421482, 4931653, 8842964, 9863306, 19726612, 64111489, 128222978, 256445956]

約数ペア:

[(1, 256445956), (2, 128222978), (4, 64111489), (13, 19726612), (26, 9863306), (29, 8842964), (52, 4931653), (58, 4421482), (116, 2210741), (377, 680228), (754, 340114), (1508, 170057)]