480339

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:131

約数の個数: 18

約数和(自身を含む): 744380

約数和(自身を除く): 264041

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 2809, 3021, 8427, 9063, 25281, 53371, 160113, 480339]

約数ペア:

[(1, 480339), (3, 160113), (9, 53371), (19, 25281), (53, 9063), (57, 8427), (159, 3021), (171, 2809), (477, 1007)]