289238416

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{159977}}^1$

素因数の和:160098

約数の個数: 20

約数和(自身を含む): 565362252

約数和(自身を除く): 276123836

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 159977, 319954, 639908, 1279816, 2559632, 18077401, 36154802, 72309604, 144619208, 289238416]

約数ペア:

[(1, 289238416), (2, 144619208), (4, 72309604), (8, 36154802), (16, 18077401), (113, 2559632), (226, 1279816), (452, 639908), (904, 319954), (1808, 159977)]