28752308

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{42533}}^1$

素因数の和:42563

約数の個数: 18

約数和(自身を含む): 54486054

約数和(自身を除く): 25733746

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 42533, 85066, 170132, 552929, 1105858, 2211716, 7188077, 14376154, 28752308]

約数ペア:

[(1, 28752308), (2, 14376154), (4, 7188077), (13, 2211716), (26, 1105858), (52, 552929), (169, 170132), (338, 85066), (676, 42533)]