289330288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1391011}}^1$

素因数の和:1391032

約数の個数: 20

約数和(自身を含む): 603699208

約数和(自身を除く): 314368920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1391011, 2782022, 5564044, 11128088, 18083143, 22256176, 36166286, 72332572, 144665144, 289330288]

約数ペア:

[(1, 289330288), (2, 144665144), (4, 72332572), (8, 36166286), (13, 22256176), (16, 18083143), (26, 11128088), (52, 5564044), (104, 2782022), (208, 1391011)]