210868503

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{2381}}^1$

素因数の和:2994

約数の個数: 16

約数和(自身を含む): 287097696

約数和(自身を除く): 76229193

約数列:

[1, 3, 53, 159, 557, 1671, 2381, 7143, 29521, 88563, 126193, 378579, 1326217, 3978651, 70289501, 210868503]

約数ペア:

[(1, 210868503), (3, 70289501), (53, 3978651), (159, 1326217), (557, 378579), (1671, 126193), (2381, 88563), (7143, 29521)]