1998804741

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1\times {\mathrm{21787}}^1$

素因数の和:22420

約数の個数: 16

約数和(自身を含む): 2720188224

約数和(自身を除く): 721383483

約数列:

[1, 3, 53, 159, 577, 1731, 21787, 30581, 65361, 91743, 1154711, 3464133, 12571099, 37713297, 666268247, 1998804741]

約数ペア:

[(1, 1998804741), (3, 666268247), (53, 37713297), (159, 12571099), (577, 3464133), (1731, 1154711), (21787, 91743), (30581, 65361)]