28411352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{208907}}^1$

素因数の和:208930

約数の個数: 16

約数和(自身を含む): 56405160

約数和(自身を除く): 27993808

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 208907, 417814, 835628, 1671256, 3551419, 7102838, 14205676, 28411352]

約数ペア:

[(1, 28411352), (2, 14205676), (4, 7102838), (8, 3551419), (17, 1671256), (34, 835628), (68, 417814), (136, 208907)]