279581133

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421691}}^1$

素因数の和:421724

約数の個数: 16

約数和(自身を含む): 425065536

約数和(自身を除く): 145484403

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 421691, 1265073, 5481983, 7168747, 16445949, 21506241, 93193711, 279581133]

約数ペア:

[(1, 279581133), (3, 93193711), (13, 21506241), (17, 16445949), (39, 7168747), (51, 5481983), (221, 1265073), (663, 421691)]