6981405

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1811}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 11219904

約数和(自身を除く): 4238499

約数列:

[1, 3, 5, 15, 257, 771, 1285, 1811, 3855, 5433, 9055, 27165, 465427, 1396281, 2327135, 6981405]

約数ペア:

[(1, 6981405), (3, 2327135), (5, 1396281), (15, 465427), (257, 27165), (771, 9055), (1285, 5433), (1811, 3855)]