513009

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 898560

約数和(自身を除く): 385551

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 479, 1071, 1437, 3353, 4311, 8143, 10059, 24429, 30177, 57001, 73287, 171003, 513009]

約数ペア:

[(1, 513009), (3, 171003), (7, 73287), (9, 57001), (17, 30177), (21, 24429), (51, 10059), (63, 8143), (119, 4311), (153, 3353), (357, 1437), (479, 1071)]