289103152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1389919}}^1$

素因数の和:1389940

約数の個数: 20

約数和(自身を含む): 603225280

約数和(自身を除く): 314122128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1389919, 2779838, 5559676, 11119352, 18068947, 22238704, 36137894, 72275788, 144551576, 289103152]

約数ペア:

[(1, 289103152), (2, 144551576), (4, 72275788), (8, 36137894), (13, 22238704), (16, 18068947), (26, 11119352), (52, 5559676), (104, 2779838), (208, 1389919)]