256460368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{942869}}^1$

素因数の和:942894

約数の個数: 20

約数和(自身を含む): 526121460

約数和(自身を除く): 269661092

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 942869, 1885738, 3771476, 7542952, 15085904, 16028773, 32057546, 64115092, 128230184, 256460368]

約数ペア:

[(1, 256460368), (2, 128230184), (4, 64115092), (8, 32057546), (16, 16028773), (17, 15085904), (34, 7542952), (68, 3771476), (136, 1885738), (272, 942869)]