208417506711

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{18461999}}^1$

素因数の和:18462126

約数の個数: 16

約数和(自身を含む): 287121024000

約数和(自身を除く): 78703517289

約数列:

[1, 3, 53, 71, 159, 213, 3763, 11289, 18461999, 55385997, 978485947, 1310801929, 2935457841, 3932405787, 69472502237, 208417506711]

約数ペア:

[(1, 208417506711), (3, 69472502237), (53, 3932405787), (71, 2935457841), (159, 1310801929), (213, 978485947), (3763, 55385997), (11289, 18461999)]