289120624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1390003}}^1$

素因数の和:1390024

約数の個数: 20

約数和(自身を含む): 603261736

約数和(自身を除く): 314141112

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1390003, 2780006, 5560012, 11120024, 18070039, 22240048, 36140078, 72280156, 144560312, 289120624]

約数ペア:

[(1, 289120624), (2, 144560312), (4, 72280156), (8, 36140078), (13, 22240048), (16, 18070039), (26, 11120024), (52, 5560012), (104, 2780006), (208, 1390003)]