16220555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{971}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 21065184

約数和(自身を除く): 4844629

約数列:

[1, 5, 13, 65, 257, 971, 1285, 3341, 4855, 12623, 16705, 63115, 249547, 1247735, 3244111, 16220555]

約数ペア:

[(1, 16220555), (5, 3244111), (13, 1247735), (65, 249547), (257, 63115), (971, 16705), (1285, 12623), (3341, 4855)]