128540211

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{4673}}^1$

素因数の和:4902

約数の個数: 16

約数和(自身を含む): 175667616

約数和(自身を除く): 47127405

約数列:

[1, 3, 53, 159, 173, 519, 4673, 9169, 14019, 27507, 247669, 743007, 808429, 2425287, 42846737, 128540211]

約数ペア:

[(1, 128540211), (3, 42846737), (53, 2425287), (159, 808429), (173, 743007), (519, 247669), (4673, 27507), (9169, 14019)]