507213

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 856128

約数和(自身を除く): 348915

約数列:

[1, 3, 7, 9, 21, 63, 83, 97, 249, 291, 581, 679, 747, 873, 1743, 2037, 5229, 6111, 8051, 24153, 56357, 72459, 169071, 507213]

約数ペア:

[(1, 507213), (3, 169071), (7, 72459), (9, 56357), (21, 24153), (63, 8051), (83, 6111), (97, 5229), (249, 2037), (291, 1743), (581, 873), (679, 747)]