28095319

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3463}}^1$

素因数の和:3550

約数の個数: 16

約数和(自身を含む): 34362880

約数和(自身を除く): 6267561

約数列:

[1, 7, 19, 61, 133, 427, 1159, 3463, 8113, 24241, 65797, 211243, 460579, 1478701, 4013617, 28095319]

約数ペア:

[(1, 28095319), (7, 4013617), (19, 1478701), (61, 460579), (133, 211243), (427, 65797), (1159, 24241), (3463, 8113)]