620021339

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1\times {\mathrm{1217}}^1$

素因数の和:2294

約数の個数: 16

約数和(自身を含む): 719613888

約数和(自身を除く): 99592549

約数列:

[1, 7, 73, 511, 997, 1217, 6979, 8519, 72781, 88841, 509467, 621887, 1213349, 8493443, 88574477, 620021339]

約数ペア:

[(1, 620021339), (7, 88574477), (73, 8493443), (511, 1213349), (997, 621887), (1217, 509467), (6979, 88841), (8519, 72781)]