2008332571

素因数分解:

$7^3\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{311}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 2393164800

約数和(自身を除く): 384832229

約数列:

[1, 7, 49, 67, 281, 311, 343, 469, 1967, 2177, 3283, 13769, 15239, 18827, 20837, 22981, 87391, 96383, 106673, 131789, 145859, 611737, 922523, 1021013, 4282159, 5855197, 6457661, 7147091, 29975113, 40986379, 286904653, 2008332571]

約数ペア:

[(1, 2008332571), (7, 286904653), (49, 40986379), (67, 29975113), (281, 7147091), (311, 6457661), (343, 5855197), (469, 4282159), (1967, 1021013), (2177, 922523), (3283, 611737), (13769, 145859), (15239, 131789), (18827, 106673), (20837, 96383), (22981, 87391)]