262013211

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{170249}}^1$

素因数の和:170280

約数の個数: 20

約数和(自身を含む): 412005000

約数和(自身を除く): 149991789

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 170249, 510747, 1532241, 3234731, 4596723, 9704193, 13790169, 29112579, 87337737, 262013211]

約数ペア:

[(1, 262013211), (3, 87337737), (9, 29112579), (19, 13790169), (27, 9704193), (57, 4596723), (81, 3234731), (171, 1532241), (513, 510747), (1539, 170249)]