261769897269

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{209248519}}^1$

素因数の和:209248664

約数の個数: 12

約数和(自身を含む): 380832306400

約数和(自身を除く): 119062409131

約数列:

[1, 3, 9, 139, 417, 1251, 209248519, 627745557, 1883236671, 29085544141, 87256632423, 261769897269]

約数ペア:

[(1, 261769897269), (3, 87256632423), (9, 29085544141), (139, 1883236671), (417, 627745557), (1251, 209248519)]