210008841

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1697}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 328624128

約数和(自身を除く): 118615287

約数列:

[1, 3, 7, 21, 71, 83, 213, 249, 497, 581, 1491, 1697, 1743, 5091, 5893, 11879, 17679, 35637, 41251, 120487, 123753, 140851, 361461, 422553, 843409, 985957, 2530227, 2957871, 10000421, 30001263, 70002947, 210008841]

約数ペア:

[(1, 210008841), (3, 70002947), (7, 30001263), (21, 10000421), (71, 2957871), (83, 2530227), (213, 985957), (249, 843409), (497, 422553), (581, 361461), (1491, 140851), (1697, 123753), (1743, 120487), (5091, 41251), (5893, 35637), (11879, 17679)]